The Evolution of Squid

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  • เผยแพร่เมื่อ 26 ส.ค. 2020
  • Molluscs are usually the simplest of creatures often not having blood vessels, sometimes even lacking a proper brain. But one group of animals challenges this, Squid and their other Cephalopod cousins, cuttlefish and octopus. Surviving multiple mass extinctions bouncing through the turmoil of the planets changing environments the cephlapods were shaped and warped from an often simple group of creatures into very advanced forms. Some incredibly alien to us like their multiple brains and limbs, while others were convergent evolution like their closed circulatory systems and camera style eyes. But always with a twist reminding us how distantly related these creatures are from us. Their story is the evolution of molluscs turning into super molluscs.
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    Some Art work has been altered for the purposes of bettering them for video format; these alterations were done independent from the artists who created the original work, so they are not responsible for any inaccuracies that could have occurred with the changes being made.
    Sources:
    www.ncbi.nlm.nih.gov/pmc/arti...
    www.researchgate.net/publicat...
    ocean.si.edu/ocean-life/inver...
    www.researchgate.net/publicat...
    www.paleo.pan.pl/people/Dzik/P...

ความคิดเห็น • 2.4K

  • @SpankinDaBagel
    @SpankinDaBagel 3 ปีที่แล้ว +5630

    That little dude in the thumbnail has a sweet hat.

    • @enkhasper
      @enkhasper 3 ปีที่แล้ว +105

      Dumbledore is an animagus! 😮

    • @adyidk347
      @adyidk347 3 ปีที่แล้ว +82

      I bet he can turn people in frogs

    • @suckersupreme4380
      @suckersupreme4380 3 ปีที่แล้ว +21

      Hell yeah he did

    • @PugilistCactus
      @PugilistCactus 3 ปีที่แล้ว +25

      Merlin agrees.

    • @SteverzesSon
      @SteverzesSon 3 ปีที่แล้ว +39

      Free Hat! FREEEEE HAT!

  • @jacopodelbo5122
    @jacopodelbo5122 3 ปีที่แล้ว +1642

    Me: "Why am I always so tired?"
    Me at 3 am: "Mmh, s q u i d"

    • @LevantWasTaken
      @LevantWasTaken 3 ปีที่แล้ว +23

      Same here

    • @Solace6428
      @Solace6428 2 ปีที่แล้ว +20

      Literally me now

    • @sudoo6987
      @sudoo6987 2 ปีที่แล้ว +14

      Squid gang

    • @malboroambushed8531
      @malboroambushed8531 2 ปีที่แล้ว +13

      Jokes on you, I fell asleep during the day and now I'm stuck being awake watching squid.

    • @Alan.Bri.To.
      @Alan.Bri.To. 2 ปีที่แล้ว +4

      Literally watching this at 3 45 am

  • @bugjams
    @bugjams 3 ปีที่แล้ว +1782

    Ancient Squid: Too squishy, yet not intelligent enough to evade predators
    Evolution: *c o n e*

    • @MouseGoat
      @MouseGoat 2 ปีที่แล้ว +92

      well at least Evolution did not make them into more craps

    • @BisexualPlagueDoctor
      @BisexualPlagueDoctor 2 ปีที่แล้ว +39

      @@MouseGoat evolution does that a lot

    • @mornin7134
      @mornin7134 2 ปีที่แล้ว +9

      plot twist they used it for stabbing innocent uh not innocent animals

    • @CheddarCubed
      @CheddarCubed 2 ปีที่แล้ว +11

      Octopuses are so squishy

    • @papayer
      @papayer 2 ปีที่แล้ว +1

      @@CheddarCubed smoosh

  • @beaversforlife1298
    @beaversforlife1298 3 ปีที่แล้ว +644

    pick your hat shape:
    Cone
    Spiral
    Wizard hat
    Brain hat

    • @thekikie03
      @thekikie03 3 ปีที่แล้ว +16

      every squids.cone cone cone
      COOOOOOOOOOOOOOOOOOOOOOOOOOOOOONENAH

    • @atomicwinter31
      @atomicwinter31 3 ปีที่แล้ว +5

      And dinner plate

    • @mikado_m
      @mikado_m 3 ปีที่แล้ว

      Wizrd

    • @Hashazer
      @Hashazer 2 ปีที่แล้ว

      R o u n d

    • @YraExalgaSkgs
      @YraExalgaSkgs 2 ปีที่แล้ว

      Wizard

  • @slothape
    @slothape 3 ปีที่แล้ว +2620

    That thumbnail looks like a squid pretending to be a shark to scare tourists

    • @charlesherzog778
      @charlesherzog778 3 ปีที่แล้ว +23

      This comment made my day

    • @santaana2932
      @santaana2932 3 ปีที่แล้ว +5

      terrorists

    • @Caun-88
      @Caun-88 3 ปีที่แล้ว +20

      Not in frame: his bro with a GoPro ready to catch the epic prank for Cephalotube

    • @Nmethyltransferase
      @Nmethyltransferase 3 ปีที่แล้ว +2

      It's going to jump out of the water, start singing, and tell you to suck its tentacles.

    • @petorius7174
      @petorius7174 3 ปีที่แล้ว +2

      Oh tell me about it

  • @RumCaptain
    @RumCaptain 3 ปีที่แล้ว +3796

    Think about all the species that existed in the past that never fossilized.

    • @christopherparks2987
      @christopherparks2987 3 ปีที่แล้ว +446

      how am I supposed to think about them if we don't have the fossils to reference?

    • @plant5875
      @plant5875 3 ปีที่แล้ว +208

      @@christopherparks2987 squid

    • @Joe-dy7bb
      @Joe-dy7bb 3 ปีที่แล้ว +738

      Pour one out for the boys who never made it

    • @jordan_roadhouse4798
      @jordan_roadhouse4798 3 ปีที่แล้ว +196

      @@christopherparks2987
      Ivar the boneless.

    • @madamada5750
      @madamada5750 3 ปีที่แล้ว +10

      Bruh

  • @kinangeagle133
    @kinangeagle133 3 ปีที่แล้ว +352

    I can imagine those living fossils telling modern squids the good old “back in my day the water was clean.”

    • @plant5875
      @plant5875 3 ปีที่แล้ว +35

      back in my day we weren't eaten alive in china 👍

    • @brocolindo1
      @brocolindo1 3 ปีที่แล้ว +2

      ikr

    • @thegodzillafandomsrookie5514
      @thegodzillafandomsrookie5514 3 ปีที่แล้ว +9

      Back In my day we couldent change color
      But we could get fit by running!

    • @n.g.s1mple29
      @n.g.s1mple29 3 ปีที่แล้ว +27

      @@plant5875 yeah, they got eaten alive by other animals instead.

    • @janpavel1441
      @janpavel1441 2 ปีที่แล้ว +24

      @@plant5875 I'm pretty sure that wild animals are eaten alive everywhere in the world

  • @cord420247
    @cord420247 3 ปีที่แล้ว +60

    Cephalopod: you ain’t as flexible as me bro
    Vertebrate: at least people will know I existed

  • @aquilinodominguez932
    @aquilinodominguez932 3 ปีที่แล้ว +675

    Splatoon lore looking pretty deep.

  • @nightshades7921
    @nightshades7921 3 ปีที่แล้ว +665

    Never change Chambered Nautilis, I love you just like you are ^.^
    I really don't want Nautilis to go extinct. Please don't die friends.

    • @genericalfishtycoon3853
      @genericalfishtycoon3853 3 ปีที่แล้ว +37

      That's an odd cabbage, well kind of anyways. You could say it's odd-ish.

    • @dianatari8359
      @dianatari8359 2 ปีที่แล้ว +37

      Me too! They're so primitive and.. stunning

    • @kraillemccollaum4111
      @kraillemccollaum4111 2 ปีที่แล้ว +65

      sadly they've become endangered due to overfishing for their shells, an unfortunate fate for such a unique animal

    • @marinacarricaburu5044
      @marinacarricaburu5044 2 ปีที่แล้ว +7

      No dient to nautiluses! Save all sea animals!

    • @marinacarricaburu5044
      @marinacarricaburu5044 2 ปีที่แล้ว +9

      @@kraillemccollaum4111 they wont die if we try to keep them alive

  • @freddykingofturtles
    @freddykingofturtles 3 ปีที่แล้ว +101

    "But never again would they dominate"
    "Is that a challenge?!" -Ammonites, before the great ink war of 2021

  • @keithkyli
    @keithkyli 3 ปีที่แล้ว +298

    When he talked about cephalopods moving deeper to avoid conflict with fish, it came to my mind that some of them have evolved into the biggest invertebrates, only to be eaten by sperm whales - which are themselves an oddball for mammals, evolved from fish, returning to the ocean with a lot of detours.

    • @prestigev6131
      @prestigev6131 3 ปีที่แล้ว +60

      You’d be surprised how often stuff like this happened in prehistory. Mammals evolved and lived in the shadows of dinosaurs and took over the planet after mass extinction wiped them out. However mammal ancestors called synapsids ruled the world before the dinosaurs and the dinos only took over after a mass extinction killed most of the synapsids

    • @Alfonso88279
      @Alfonso88279 ปีที่แล้ว +2

      Go, mammals!

    • @jacobgoodstone7572
      @jacobgoodstone7572 ปีที่แล้ว

      Sperm whales didn't evolve from fish, at least not directly.

    • @41052
      @41052 ปีที่แล้ว +16

      @@prestigev6131 maybe when we die off birds will rule again

    • @gingergamer8204
      @gingergamer8204 ปีที่แล้ว +22

      Cephalopods: heehee hoohoo the fish will never find us down here 😈
      Some land creature going back into the ocean: :)

  • @1TakoyakiStore
    @1TakoyakiStore 3 ปีที่แล้ว +740

    I find it remarkable that Argonauts (a kind of octopus) make a brood nest out of a material that they secrete that bears a striking resemblance to the coiled shells of the nautilus and ammonites despite being made from completely different processes. It's like they wish they still had shells.

    • @santiagoruiz76
      @santiagoruiz76 3 ปีที่แล้ว +89

      Thats really interesting, evolution has weird turns of events haha. In fact, after losing their shell octopus got smart enough to grab shells from other animals like clams and use them as portable shells. That use of tools shows how smart this animals really are.

    • @28_ranggaclio
      @28_ranggaclio 2 ปีที่แล้ว +8

      it's called convergent evolution

    • @1TakoyakiStore
      @1TakoyakiStore 2 ปีที่แล้ว +34

      @@28_ranggaclio Is it though? If it was convergent evolution they would be making a legitimate shell and not some disposable brood chamber. Maybe convergent in appearance only but not really in function.

    • @28_ranggaclio
      @28_ranggaclio 2 ปีที่แล้ว +5

      @@1TakoyakiStore hmmm, yeah. Maybe still ongoing evolution?

    • @1TakoyakiStore
      @1TakoyakiStore 2 ปีที่แล้ว +22

      @@28_ranggaclio I honestly don't know what it would be called? It would be like if humans lost their eyes through evolution but then millions of years later they had skin patches on the face that resembled painted on eyes. Useless as eyes but in an oddly similar place and appearance.

  • @UlexiteTVStoneLexite
    @UlexiteTVStoneLexite 3 ปีที่แล้ว +494

    Hehe I love the word Siphuncle. I always think it's a hybrid of Simon and Garfunkel.

  • @ChalkMuncher
    @ChalkMuncher 2 ปีที่แล้ว +5

    Splatoon’s the only franchise that got me this fascinated by any kind of animal, real or fictional

  • @Corium1
    @Corium1 ปีที่แล้ว +40

    The Nautilus is such a fascinating animal. I looked into it more and apparently they were hunted. Their inner shells were used for pearl substitutes in the Renaissance. Makes me amazed to think they've managed to survive this long

    • @Naturalist501
      @Naturalist501 5 หลายเดือนก่อน

      because they live at the bottom of the ocean

    • @Naturalist501
      @Naturalist501 5 หลายเดือนก่อน

      because they live at the bottom of the sea

    • @Corium1
      @Corium1 5 หลายเดือนก่อน

      @@Naturalist501 Ah dang I was hoping they lived in their own dimension whenever ours is too boring

  • @KomodoMagic
    @KomodoMagic 3 ปีที่แล้ว +602

    Squids, also known as Cthulhu Cultist

    • @thomaszaccone3960
      @thomaszaccone3960 3 ปีที่แล้ว +5

      ❤❤❤❤

    • @lemmingscanfly5
      @lemmingscanfly5 3 ปีที่แล้ว +43

      I mean Cthulu is generally depicted as an Octopus slapped on the face of a giant Gargoyle.

    • @thomaszaccone3960
      @thomaszaccone3960 3 ปีที่แล้ว +2

      @@lemmingscanfly5 th-cam.com/video/e_STCenzr3Y/w-d-xo.html

    • @Newbmann
      @Newbmann 3 ปีที่แล้ว +4

      And as we all know HP Lovecraft compared Africans to squids
      So take that as you will since this was right after WW1.

    • @thomaszaccone3960
      @thomaszaccone3960 3 ปีที่แล้ว +46

      Lovecraft was a product of his age and place (as are most people) - Anglo-Saxon New England in the late 1800s and early 1900s.
      You can't expect him to think like a 21st Century American.
      I think he was more xenophobic than racist and it shows in his stories.
      He was accused of anti-Semitism but his wife was Jewish. But since racism is illogical, you can't expect racists to think logically on that subject.
      Despite all that he was a master of early science fiction and picturesque and descriptive English. I love reading his works

  • @dubbixdub4376
    @dubbixdub4376 3 ปีที่แล้ว +252

    Squidward is very happy to see this video, he got to see his great grandparents:)

    • @derechteflirmi
      @derechteflirmi 3 ปีที่แล้ว +8

      And he can finally proof he is very intelligent

    • @noahsaiz7536
      @noahsaiz7536 3 ปีที่แล้ว +4

      Der Echte Flirmi *prove

    • @derechteflirmi
      @derechteflirmi 3 ปีที่แล้ว +3

      @@noahsaiz7536 yeah, thx 😊

    • @garrettspelman9379
      @garrettspelman9379 3 ปีที่แล้ว +9

      fun fact: squidward is an octopus. no cone, and only 8 tentacles.

    • @wolfedoggone4964
      @wolfedoggone4964 3 ปีที่แล้ว +2

      @@garrettspelman9379 um
      6 tentacles

  • @tamasmihaly1
    @tamasmihaly1 2 ปีที่แล้ว +5

    Happening upon this channel is like finding gold in an attic.

  • @SuperMrHiggins
    @SuperMrHiggins 3 ปีที่แล้ว +39

    I for one, in showing due deference to our future squid overlords, am greatly appreciative of this video showcasing the evolutionary history of life's greatest achievement.

    • @bray2964
      @bray2964 2 ปีที่แล้ว +7

      That sounds like something a squidman would say

    • @ChalkMuncher
      @ChalkMuncher 2 ปีที่แล้ว

      How long till there’s cults devoted to plotting the downfall of humanity via nuclear bombing Antarctica, making the ice caps melt which creates a massive tidal disturbance that wipes out humanity and surpluses ocean life while worshiping the squid overlords and listening to the heavenly melody

    • @Mars-dw2zc
      @Mars-dw2zc 2 ปีที่แล้ว +3

      egg on ur face if corvids end up being the uplifted ones

  • @SA-be1bn
    @SA-be1bn 3 ปีที่แล้ว +444

    Your channel is growing hella fast, as it should be.

    • @MigWith
      @MigWith 3 ปีที่แล้ว +6

      exactly.

    • @selfishbeats
      @selfishbeats 3 ปีที่แล้ว +10

      Exciting for a channel like this to do that.

    • @joaocaju3061
      @joaocaju3061 3 ปีที่แล้ว +15

      Soon, it will too lose it's shell in favor of a more advanced body plan.

    • @Newbmann
      @Newbmann 3 ปีที่แล้ว +4

      @@joaocaju3061 soon it will conquer the land
      Wait snails THEY ALREADY SECRETLY HAVE

    • @SA-be1bn
      @SA-be1bn 3 ปีที่แล้ว

      @I say the Truth D':

  • @PixelstarWASD
    @PixelstarWASD 3 ปีที่แล้ว +498

    How could you not mention ammonites 😱 they're more closely related to modern shelless cephalopods than to nautili

    • @andrewgan557
      @andrewgan557 3 ปีที่แล้ว +54

      I think that will be an topic for another day.

    • @rasmusvanwerkhoven1962
      @rasmusvanwerkhoven1962 3 ปีที่แล้ว +5

      Andrew Gan hopefully yes

    • @elliot_rat
      @elliot_rat 3 ปีที่แล้ว +17

      ammonites are so rare that we don't really have a lot of information on them

    • @andrewgan557
      @andrewgan557 3 ปีที่แล้ว +45

      @@elliot_rat the whole animal that is. the shells on other hand were very common. so common they often use them as index fossils alongside trilobites.

    • @andrewgan557
      @andrewgan557 3 ปีที่แล้ว +24

      @@ItsEthanDude ammonites were an wholly different family of cephalopods.

  • @TheSkullConfernece
    @TheSkullConfernece 2 ปีที่แล้ว +22

    There really is no end to how much mollusks amaze me. They truly are the most fascinating creatures that I have ever stumbled across.

  • @hollowstarfire
    @hollowstarfire 3 ปีที่แล้ว +14

    6:03 ...... my brain just...... I can’t think of anything else but... 7 meter dunce cap... it would have maybe looked like a colorful, alive, 7 meter dunce cap. About 23 feet of dunce cap, like a big ol’ elf hat. The gnomes have found a king.

  • @tobiaschaparro2372
    @tobiaschaparro2372 3 ปีที่แล้ว +410

    I think squids are a great argument for the existence of intelligent aliens.
    Like, if both snails and rats can become that smart in wildly different ways, who's to say aliens didnt do it as well

    • @JohnyG29
      @JohnyG29 3 ปีที่แล้ว +6

      Well we'll never know.

    • @LimeyLassen
      @LimeyLassen 3 ปีที่แล้ว +55

      Cephalopods basically ARE intelligent aliens.

    • @florix7889
      @florix7889 3 ปีที่แล้ว +31

      Well they are a long way from human level intelligence it took 400 million years to have the first civilisation so it's not that easy

    • @blondbraid7986
      @blondbraid7986 3 ปีที่แล้ว +40

      @@florix7889 Not to mention that even if there have been intelligent civilizations on other planets, if they've developed millions of years apart from humans, what's to say they haven't already died off by the time humans discover their planet or their entire planet have been swallowed by a star or similar?

    • @animationspace8550
      @animationspace8550 3 ปีที่แล้ว +27

      Intelligence needs collaboration, creativity, construction, and communication in order to form a civilization, as well as the idea and urge to make one. Octopi sort of follow some of these, but to a small level, hence why they don't have tribes. Plus they are hyper aggressive. Besides, it's mainly octopi that show intense brain features. There definitely is some sort of aliens out there with groups behaving like societies, but still not much in majority. If we want to collect messages from them as well, we'll need them to use similar radio technology as us, making another barrier to us talking to them. This is just my take on this. It could be changed by you guy's opinions. Also, it would be cool to uplift octopi into intelligence.

  • @geoffreystuttle8080
    @geoffreystuttle8080 3 ปีที่แล้ว +107

    I wonder if animals with multiple brains can feel lonely.

    • @davidbecke9737
      @davidbecke9737 3 ปีที่แล้ว +38

      Or get along with themselves?

    • @justinwalker5441
      @justinwalker5441 3 ปีที่แล้ว +13

      Ask yourself you have 4 technically my friend

    • @quitlife9279
      @quitlife9279 3 ปีที่แล้ว +9

      @@justinwalker5441 Which brain do i ask??

    • @plederfagella9774
      @plederfagella9774 3 ปีที่แล้ว +11

      We have 2 brains but they are connected so we don't notice them as separate and we can be lonely so yes...

    • @albertbatfinder5240
      @albertbatfinder5240 3 ปีที่แล้ว +3

      I’m in two minds about that

  • @iwasadeum
    @iwasadeum 2 ปีที่แล้ว +21

    Mollusca is probably my favorite phylum of organisms. Incredible adaptability and intelligence, packaged together with a very short lifespan. The core layer of organisms that will most likely survive any extinction event in some for or another.
    Imagine if octopus could live to be 78 years old like humans. What would they look like and how would they act? Makes you wonder how each phylum would look like had they been chosen by evolution to perpetually evolve.

  • @miri8851
    @miri8851 3 ปีที่แล้ว +16

    I loved this video. Octopuses 🐙 cuttlefish and squids 🦑 are so interesting and cute!

    • @papayer
      @papayer 2 ปีที่แล้ว +1

      squishy bois

    • @flameocto42069
      @flameocto42069 ปีที่แล้ว +2

      fr they’re literally so adorable

  • @lemmingscanfly5
    @lemmingscanfly5 3 ปีที่แล้ว +151

    Pretty sure squids and octopus are closer related to things like ammonites than nautilus are.
    Nautilus are part of a further off slightly more primitive sub-family .

    • @jerk5959
      @jerk5959 3 ปีที่แล้ว +4

      The man also referred to the horseshoe crap as a relative.

    • @juanjoyaborja.3054
      @juanjoyaborja.3054 2 ปีที่แล้ว +6

      Yes. Squids, octopuses, cuttlefish, and ammonites are grouped together as Coleoids, while nautiloids are completely different.

    • @wolfbane4875
      @wolfbane4875 ปีที่แล้ว

      @@jerk5959 Horseshoe crap

  • @Atlasbr001
    @Atlasbr001 3 ปีที่แล้ว +33

    Damn, ancient squids hd some wacky shells. really cool.

  • @harrietharlow9929
    @harrietharlow9929 2 ปีที่แล้ว +12

    Cephalopods are fascinating. So alien yet a part of the life of our planet.

  • @muscovyducks
    @muscovyducks 3 ปีที่แล้ว +25

    pretty good as always. just a few corrections: horseshoe crabs (Ecdysyzoa) and cephalopods (Lophotrochozoa) are not close relatives, and the majority of squid locomotion is achieved via jetting water through their siphons, as opposed to beating their fins.

  • @alejandrorojas1423
    @alejandrorojas1423 3 ปีที่แล้ว +479

    TH-cam: HEY! HEY YOU! YOU WANT TO LEARN ABOUT THE ORIGINS OF SQUUUUIIIIIIDSSS?
    Me: *Sighs and rubs my face* ...Yes....😔

    • @kingmonde
      @kingmonde 3 ปีที่แล้ว +10

      Lmao. I hate it.

    • @eromisc8914
      @eromisc8914 3 ปีที่แล้ว +10

      I feel this comment hard. XD

    • @davidoh14
      @davidoh14 3 ปีที่แล้ว +7

      Oh, curiosity is a curse.

    • @Shootyshoot-ls3xj
      @Shootyshoot-ls3xj 3 ปีที่แล้ว +6

      me *punches wall, hell yeah!

    • @lineialquantum
      @lineialquantum 3 ปีที่แล้ว +1

      exactly what happened 🤯

  • @Rarest26
    @Rarest26 3 ปีที่แล้ว +6

    Primordial W O O M Y

  • @grigorios21
    @grigorios21 ปีที่แล้ว +6

    My ancestors... I'm so proud

  • @CMZneu
    @CMZneu 3 ปีที่แล้ว +7

    Great video! You made me research a bunch of stuff out of curiosity, like how nautilus live, they are basically dumb scavenging floating snails that can barely swim, breed and grow slowly, almost the total opposite of other cephalopods. Makes sense how they survived the mass extinctions but not sure how they are not the perfect snack for other predators.

  • @--Paws--
    @--Paws-- 3 ปีที่แล้ว +63

    Interesting, snails, my freshwater snails can either float up or down to the bottom only. They cannot maintain floating without refilling their shells with air once they surface. Some can glide mid-water with the help of mucus, however.

    • @veralenora7368
      @veralenora7368 3 ปีที่แล้ว +9

      You might enjoy zefrank1 and his video on snails. Also peacock spiders, ostriches, bobbit worms, others. Lots of true facts.

    • @--Paws--
      @--Paws-- 3 ปีที่แล้ว +1

      @@veralenora7368 That surfing snail was really unique.

    • @kamerad_marzuki3631
      @kamerad_marzuki3631 3 ปีที่แล้ว +5

      They'll eventually evolve into Cephalopod-like creatures in the distant future, plus they have 4 tentacles that resemble cephalopods.

  • @Batangbaito
    @Batangbaito 3 ปีที่แล้ว +40

    Can we just acknowledge how fun it is to say the word "Siphuncle"

    • @Shootyshoot-ls3xj
      @Shootyshoot-ls3xj 3 ปีที่แล้ว

      @Archock Encanto yes, yes we can enjoy it

    • @Shootyshoot-ls3xj
      @Shootyshoot-ls3xj 2 ปีที่แล้ว

      @VentMeUpon a the person i replied to deleted their comment

    • @derekstaroba
      @derekstaroba 2 ปีที่แล้ว +2

      What about carbuncle isn't that a barnacle?

  • @Yemmybun
    @Yemmybun 2 ปีที่แล้ว +3

    squid: we have been swimming in this world for millions of years.
    human: *squids are bewitching aliens*
    squid: excuse me?

  • @Zeed_316
    @Zeed_316 2 ปีที่แล้ว +16

    I always found it fascinating and weird that cephalopods have so many traditionally vertebrate traits despite our last common ancestor with them having none of them. Camera-like eyes, closed circulatory system, up and down opening and closing jaws, highly developed brain. It's so strange finding such a similar set of traits convergently evolve in two otherwise very different groups of animals.

    • @mimisezlol
      @mimisezlol ปีที่แล้ว +4

      So nice, nature made them twice!... Or more.

  • @shl24yw89
    @shl24yw89 3 ปีที่แล้ว +14

    Multiple brains, multiple hearts, blue blood. Swimming casually underwater on Earth.
    Human: There's alien on Mars!!!!

    • @carlosandleon
      @carlosandleon 3 ปีที่แล้ว +4

      just because it's strange doesn't mean it's alien. We even eat them all the time

    • @carlosandleon
      @carlosandleon 3 ปีที่แล้ว +2

      @moo moo we're all related though, ultimately

    • @carlosandleon
      @carlosandleon 3 ปีที่แล้ว +3

      @moo moo that's why it's called the tree of life, different branches, same trunk

  • @spamletspamley672
    @spamletspamley672 3 ปีที่แล้ว +83

    Has anyone come up with a good explanation of how/why ammonites evolved to coil up neatly, but then produced loads of weird 'evolute' forms, in various degrees of uncoiling, and even opening out into three dimensions of of separated coils? Were they trying to gain more surface area to aid cooling, perhaps?

    • @skeleleleletons5869
      @skeleleleletons5869 3 ปีที่แล้ว +19

      Used to be straight then...
      B O N K

    • @Tvtyrant2
      @Tvtyrant2 3 ปีที่แล้ว +13

      I usually chock stupid body designs up to chase away theory. My guess is it differentiated mating.

    • @mykro3257
      @mykro3257 3 ปีที่แล้ว +2

      3 dimensions that we know of. :)

    • @PLF...
      @PLF... 2 ปีที่แล้ว +9

      Thats not how evolution works... There is no "trying to". Its by natural selection, not design. Whatever variation occurs is selected from - those that work live, the ones that dont, die.
      How the variation occurs is related to how the shell is formed. A small, but consistent skew in growing the shell will result in coiling, the extent of which can be both two- or three-dimensional.

    • @dweebteambuilderjones7627
      @dweebteambuilderjones7627 2 ปีที่แล้ว +6

      The weird shapes made vertical diving easier and more energy-efficient.

  • @VeronicaCawelti
    @VeronicaCawelti 3 ปีที่แล้ว +8

    I just spent a couple of hours watching your videos and, though I like in-depth learning, I have to say I truly enjoyed learning the snippets of info you provide. The problem with most documentaries is they are kind of stuck at the high school level. They leave out a lot. So by watching your videos I'm catching bits of information such things don't provide. You have a very happy new subscriber.

  • @alinursayat3854
    @alinursayat3854 3 ปีที่แล้ว +12

    Cephalopods are very fascinating, the way they have evolved from a completely different evolutionary tree of very passive and simple creations into an intelligent predator. Thank you for the content!
    P.S. I was here before 100 thousand subscribers)

  • @derrickbonsell
    @derrickbonsell 3 ปีที่แล้ว +48

    Genome sequencing would be a great tool to uncover if cephalopods are related to these limpet-like creatures and perhaps could resolve which of these species groups they evolved from.

    • @muscovyducks
      @muscovyducks 3 ปีที่แล้ว +11

      You mean phylogenetics? The ancestors are long extinct and wouldn't have intact DNA, so genomics wouldn't help with that side of things.

    • @molybdaen11
      @molybdaen11 3 ปีที่แล้ว +4

      There is a new method which used the remaining proteins to get a guess how the DNA may lokked like. Because DNA starts to decay after ~ 1,5 million jears. Proteins last way longer.

    • @stefanalexanderlungu1503
      @stefanalexanderlungu1503 2 ปีที่แล้ว

      @@molybdaen11 Don't proteins also have a half-life of less than a million years?

    • @Titancameraman64
      @Titancameraman64 6 หลายเดือนก่อน

      ​@@stefanalexanderlungu1503depends on the protein keratin is in feathers and those have been found over 60 million ago the biggest problem with this if we don't understand how DNA influence traits yet.

  • @nikitasouth7543
    @nikitasouth7543 3 ปีที่แล้ว +78

    I've never thought about this, but this video is what I really needed

    • @joshd1071
      @joshd1071 3 ปีที่แล้ว +2

      God bless you

  • @FloozieOne
    @FloozieOne 3 ปีที่แล้ว +5

    Thanks for this great video. I fell into your site chasing another thread and am super glad I did. I have to agree with a few of the comments here about ammonites vs. squid vs. nautilus. I am looking up at a cut and polished fossil ammonite, (2 halves of the same animal), I have on a shelf above my desk. It is about 6" across and the divisions picked up copper while the spaces filled with agate. It is incredibly beautiful but I mention it because at first glance it looks much more like a nautilus with the divisions getting larger as the animal grew, but many creatures that make segmented shells do this, think whelks, periwinkles, etc. however there aren't any that can float like a nautilus and that must put the nautilus in a family of its own so it does seem that they are further apart in the evolutionary tree from a squid or an octopus and much closer to an ammonite. After all, a nautilus is a very very old creature that found a perfect shape and feeding behavior and decided it was going to stop there and not bother to evolve any further while the other cephalopods went gaily off to invent circulation and eyes and multiple brains.

  • @chilldude30
    @chilldude30 ปีที่แล้ว +2

    I just love your videos. I'm addicted. I'm a lawyer and I otherwise would know nothing about biology and evolution. It's so fascinating, and I really feel like I appreciate the world and even my own life in a different and more profound and informed way from what ive learned in your videos

  • @baikia777
    @baikia777 3 ปีที่แล้ว +7

    I wanna see someone create a movie/game based on a version of earth where cephalopod based organisms were the ones that pioneered to live out of the water and then dominate the land and air. That would be so cool.

    • @agenthellothere
      @agenthellothere 3 ปีที่แล้ว +3

      There is actually a game, Splatoon
      It takes places 12k years in the future where all mammals go extinct and sea animals evolve to go on land and obtain a humanoid form, while the main creatures are Inklings and Octolings. Inklings evolve from squid and Octolings evolve from octopi. Only in the second game are you able to play as an octoling though, with a DLC called Octo Expansion, where you're an octoling trying to escape from deep underground to the Promised Land (aka the surface)
      I feel like I've rambled on about the game bit too much now haha, sorry about that

    • @slucarios
      @slucarios 3 ปีที่แล้ว

      I can’t tell if the original comment was a joke or not, lol

    • @justsayori3046
      @justsayori3046 ปีที่แล้ว +1

      @@agenthellothere Don't forget the bear who employs Inklings/octolings to hunt salmon in order to achieve his goal of returning mammals to the planet.

    • @agenthellothere
      @agenthellothere ปีที่แล้ว

      @@justsayori3046 you fr made me look at a 2 year old comment of me missing a joke to understand the context of what you were replying to

  • @danielc7964
    @danielc7964 3 ปีที่แล้ว +73

    You had me fooled, I misread the title as "The Evolution of Squidward"

  • @carrier2823
    @carrier2823 3 ปีที่แล้ว +4

    This is an awesome display of how frequently convergent evolution can occur even in different environments! Awesome!

  • @scibear9944
    @scibear9944 3 ปีที่แล้ว +5

    Horseshoe crabs are arthropods. While they do use hemocyanin like the cephalopods, they are only extremely distantly related to molluscs, being in separate phyla. In other words, there is as much genetic distance between arthropods and molluscs as there is between molluscs and humans, possibly even more. Because of this, the fact that some molluscs and some arthropods use hemocyanin is likely a case of convergence.

  • @repositoryforresponses4131
    @repositoryforresponses4131 3 ปีที่แล้ว +13

    One of the channels I'll gladly watch ads for!

  • @pabloalonsogonzalezvillase2178
    @pabloalonsogonzalezvillase2178 3 ปีที่แล้ว +9

    Hey man, just wanted to tell you that your videos are incredible, among a lot of 2-3 minute videos of basic and sometimes incorrect information about prehistoric animal, your are definitely one of the most complete and interesting, in other words your videos rock!
    Keep the doing them bro, I really admire your work.

  • @PacoGarcia5
    @PacoGarcia5 3 ปีที่แล้ว +4

    i love this channel. I found it a few days ago and thanks to it i've rediscovered my passion for paleonthology. Keep it going, you are doing an amazing job!!

  • @josequiles7430
    @josequiles7430 ปีที่แล้ว +3

    Do keep in mind that cuttlefish and squids do have a shell, but it's an internal one

  • @benderisgreat95able
    @benderisgreat95able 3 ปีที่แล้ว +21

    I wasn't sober upon reading the title, and foolishly thought it was a long-awaited video on The Evolution of Stupid.

    • @wilfdarr
      @wilfdarr 3 ปีที่แล้ว +3

      After millions of years of evolution stupid still exists in our species at far too high a rate to be an abnormality, so there must be some evolutionary explanation!
      Next video please!

    • @iamrazor9831
      @iamrazor9831 3 ปีที่แล้ว

      @@wilfdarr hmmm you may be on to something. Stupid people tend to reproduce at higher rates but also their offspring have a change of not being as stupid as their parents so there's a net increase in intelligence over time? I think?
      Anyway if enough dumb people have smart kids eventually the smart people will improve society some what, enough for dumb people to reproduce more easily continuing the cycle?
      Lemme know if I'm wrong somewhere here with this idea

    • @wilfdarr
      @wilfdarr 3 ปีที่แล้ว

      @@iamrazor9831 Biologically I have no problem with it. Politically, it implies that authoritarianism is inevitable, the intelligent outliers necessarily leading the stupid majority. It would certainly explain some things... 😔

    • @benderisgreat95able
      @benderisgreat95able 3 ปีที่แล้ว +2

      @@wilfdarr the explanation is that natural selection doesn't apply to developed societies due to medicine and technology removing the need for finely tuned genetics over the course of centuries to millennia.

    • @wilfdarr
      @wilfdarr 3 ปีที่แล้ว

      @@benderisgreat95able I disagree: that's like saying ants don't evolve because they tend to their wounded and work as a hive. But hives that work better will out perform hives that don't, for both social AND biological reasons. Medicine etc certainly slows this process, but especially once you consider the constant waring up to the 20th century, I don't believe you're argument valid since societies that out perform other societies will force the underperforming societies into extinction. That isn't to say that this argument couldn't be valid going forward with globalization, I just don't believe it valid up to the present. And the evolution of a pseudo hive is I believe exactly what I AM RAZOR was talking about.

  • @potsmokindino
    @potsmokindino 3 ปีที่แล้ว +110

    Did I just hear cephalopods have 3 “brains”? I know they have 3 hearts but I am unsure about the brain part. They do have donut shaped brains, where the esophagus travels straight through the space in the middle of the brain.

    • @solar0wind
      @solar0wind 3 ปีที่แล้ว +53

      They don't have three brains. It's more like one brain that isn't just in one place. They also have a huge part of their brain in their tentacles for example.

    • @Flowtail
      @Flowtail 3 ปีที่แล้ว +10

      Octopuses' bodies _are_ their brains

    • @garrettspelman9379
      @garrettspelman9379 3 ปีที่แล้ว +5

      there are also two lobes behind the eyes.

    • @thesuperginge1348
      @thesuperginge1348 3 ปีที่แล้ว +7

      In a similar way, you could argue that our central nervous system is "part of our brain", no?

    • @Vasharan
      @Vasharan 3 ปีที่แล้ว +8

      @@thesuperginge1348 It you separate the cortex, neocortex and cerebellum, it could be argued that humans have 3 brains. If you then subdivide the left and right halves being able to operate independently, connected by information highways like the corpus callossum, it could be said we have six.

  • @Garythebeaver
    @Garythebeaver 2 ปีที่แล้ว +6

    Discovered your channel recently and I'm really enjoying it. It's bite sized yet detailed zoology that I think anyone who doesn't understand evolution should watch. When you focus in on particular orders / families you can see how it all happened, the branching of lineages makes sense, that's even before you add the insurmountable genetic evidence.
    Keep up the good work!

  • @pup1030
    @pup1030 3 ปีที่แล้ว +15

    fun fact: nautiluses love chicken
    i'm not joking, chicken works incredibly well when trying to trap nautiluses

    • @johannageisel5390
      @johannageisel5390 3 ปีที่แล้ว +5

      How do you prevent the chicken from drowning?
      And can it actually dive deep enough to catch the nautilus?

    • @pup1030
      @pup1030 3 ปีที่แล้ว +6

      @@johannageisel5390 cooked chicken, i mean, sorry for not clarifying

    • @johannageisel5390
      @johannageisel5390 3 ปีที่แล้ว +6

      @@pup1030 Lol, I was just messing with you, friend. :D

    • @megonggaga8046
      @megonggaga8046 3 ปีที่แล้ว +1

      sea chicken

    • @midleno8364
      @midleno8364 2 ปีที่แล้ว

      @@megonggaga8046 seacken

  • @skyem5250
    @skyem5250 3 ปีที่แล้ว +12

    Limpet ancestors had coiled shells like other snails which secondarily became flat. Some limpets even have an atavistic swirl at the top.

  • @desiderata8811
    @desiderata8811 3 ปีที่แล้ว +20

    I find amazing the independent development of eyes in different species.
    Evolution is astoundingly beautiful.

    • @aldoushuxley5953
      @aldoushuxley5953 3 ปีที่แล้ว +8

      the differences between our eyes are also very interesting. We use color sensing cells to see colors for example.
      Cephaopods use their pupil shape to different between different colors (with refraction).
      Thats why the pupil shape of cuttlefish, and octopuses to a lesser extend, is so weird

    • @oldcowbb
      @oldcowbb 9 หลายเดือนก่อน

      ​@@aldoushuxley5953 and they evolved the sensor cells with the proper orientation so they don't have a blind spot

  • @pajarillo2723
    @pajarillo2723 3 ปีที่แล้ว +4

    I love these videos, your content is of unbelievably high quality. You deserve many more subscribers. Keep it up.

  • @adumbbuglovingloser3198
    @adumbbuglovingloser3198 2 ปีที่แล้ว +1

    bro this mans voice is so comforting I'm boutta fall asleep

  • @rachelevil
    @rachelevil 3 ปีที่แล้ว +3

    Plectronoceras' little wizard hat shell always amuses me

  • @kaminaalbarn
    @kaminaalbarn 2 ปีที่แล้ว +4

    What lovely creatures! They really went their own way evolutionarily

  • @kaiden7063
    @kaiden7063 3 ปีที่แล้ว +2

    love watching your channel grow

  • @FckPooTN
    @FckPooTN 3 ปีที่แล้ว +1

    I just found this channel and I love it.
    It's interesting but also chill to listen to you.
    Subscribed!

  • @jasepoag8930
    @jasepoag8930 3 ปีที่แล้ว +15

    I thought i had heard it the other way around, that limpets actually evolved FROM snails, and occasionally show a small amount of shell coiling.

    • @kamerad_marzuki3631
      @kamerad_marzuki3631 3 ปีที่แล้ว +1

      Limpets are actually a snail with primitive organs compared to Caenogastropods and Pulmanotes which have a more advanced central nervous system.

  • @moonclip9997
    @moonclip9997 ปีที่แล้ว +5

    I always wonder how a creature would look if it was completely outside of every category of lifeforms we actually have, it intrigues me to imagine a creature evolving to be a completely new concept of life we never saw before, like, how would it's skin look? Would it be bumpy? Would it ever evolve fur? How would it's eyes look? Would it even have eyes? How would it swim? And something that intrigues me even more is to imagine how that creature would evolve in a planet like ours when life was just starting

  • @pr.tercer.gs.9934
    @pr.tercer.gs.9934 3 ปีที่แล้ว +1

    loved this! binge watching this channel for sure. great content!

  • @HenrythePaleoGuy
    @HenrythePaleoGuy 3 ปีที่แล้ว +2

    Congratulations on your channel doing so well! Great video. :)

  • @DJ-0
    @DJ-0 ปีที่แล้ว +6

    i wish squids were real :(

  • @w0ody16
    @w0ody16 3 ปีที่แล้ว +5

    Fascinating video that was really well done. Keep it up!
    These digestible and interesting videos that explain evolution and how we get the species that we have today is really important since there are still many who don't have even a basic understanding of how in depth this evolutionary process has been studied and just what it means for explaining the world around us as well as ourselves!

  • @lewis838
    @lewis838 3 ปีที่แล้ว

    this channel is an absolute gem, so glad i found this

  • @DINGD0NG...
    @DINGD0NG... ปีที่แล้ว +1

    This video has the nicest and chillest comments I've seen in years. Love my fellow cephalopods lovers ❤️

  • @matthew_thefallen
    @matthew_thefallen 3 ปีที่แล้ว +17

    Have you ever heard of an Argonaut? It's like a nautilus but it's an octopus like creature. It's scientific name is Argonauta Linnaeus. Really cool critter!

    • @pedroquinellatodantas9669
      @pedroquinellatodantas9669 3 ปีที่แล้ว +8

      The way the Argonauts shell is made is totally different than the shell in other molluscs, the female Argonaut uses her arms to create it, while other molluscs use their body skin (sorry I dont know the name of the body skin in English, Im brazilian and in Portuguese we call "manto")

    • @incanusolorin2607
      @incanusolorin2607 3 ปีที่แล้ว

      Pedro Quinellato Dantas Pra mim body skin chamava pele mesmo rs

    • @ambulocetusnatans
      @ambulocetusnatans 3 ปีที่แล้ว +1

      Thanks; never heard of them. Going to Wikipedia now.

    • @pedroquinellatodantas9669
      @pedroquinellatodantas9669 3 ปีที่แล้ว

      @@incanusolorin2607 eu falei body skin justamente pq n sabia o nome específico em inglês kkkkkk mas o nome da "pele" dos moluscos é manto

    • @dweebteambuilderjones7627
      @dweebteambuilderjones7627 2 ปีที่แล้ว

      @@pedroquinellatodantas9669 The English word is "mantle".

  • @Juno_Kujo
    @Juno_Kujo 3 ปีที่แล้ว +20

    Then they turned into kids who are allergic to water and can turn into a squid that swims in ink.

    • @slucarios
      @slucarios 3 ปีที่แล้ว +2

      But they do have some really good music

    • @sleeeepyy_
      @sleeeepyy_ 2 ปีที่แล้ว

      their music taste was fire though

  • @helmutzollner5496
    @helmutzollner5496 2 ปีที่แล้ว

    This is an excellent documentary. Very well research and beautifully put together. Thank you for sharing.

  • @tinkivinki246
    @tinkivinki246 3 ปีที่แล้ว

    Thankyou for these videos man

  • @indicus9075
    @indicus9075 3 ปีที่แล้ว +7

    “The reason why more cephalapods decided to coil their shells was because coiled shells looked way cooler to them”

  • @buttermymuffin4396
    @buttermymuffin4396 2 ปีที่แล้ว +3

    I wish I found this channel when I was doing my first year in zoology. Would have made learning so much easier

  • @jacksuitor1853
    @jacksuitor1853 3 ปีที่แล้ว +1

    I love cephalopods, and this was an amazing “documentary” on them! Thank you for the information on my favourite marine buddies

  • @boog_4579
    @boog_4579 3 ปีที่แล้ว +2

    i really enjoy this type of content, taught me a lot i didn’t know

  • @pac1fic055
    @pac1fic055 3 ปีที่แล้ว +7

    This is heavy duty content. Here’s a hemocyanine filled heart 💙

  • @angrykrabs9968
    @angrykrabs9968 3 ปีที่แล้ว +8

    When i was a kid i always wanted to be a squid, idk why.

    • @ProjectSonicRelase
      @ProjectSonicRelase 3 ปีที่แล้ว +3

      It’s that a Splatoon references?

    • @angrykrabs9968
      @angrykrabs9968 3 ปีที่แล้ว

      Yeah, you could say that

    • @Kirb08Mrls
      @Kirb08Mrls 3 ปีที่แล้ว

      Same

    • @squib1651
      @squib1651 3 ปีที่แล้ว +2

      You’re a kid you’re a squidYou’re a kid you’re a squid

  • @ChrisCDXX
    @ChrisCDXX 3 ปีที่แล้ว

    fantastic video. thank you for all the hard work.

  • @coopernoble6139
    @coopernoble6139 9 หลายเดือนก่อน

    So glad to see your channel getting the views it deserves!

  • @illestvillain1971
    @illestvillain1971 2 ปีที่แล้ว +3

    5:00
    "But with a twist"
    Hehe

  • @kamerad_marzuki3631
    @kamerad_marzuki3631 3 ปีที่แล้ว +23

    You should've use the footage of aquatic snail instead of land snail since they look more like cephalopods, and even some aquatic snails can even float their own like cephalopods did millions of years ago.

  • @tobsmonster2
    @tobsmonster2 3 ปีที่แล้ว

    Great presentation, very informative. Thank you

  • @PossumMedic
    @PossumMedic 3 ปีที่แล้ว

    Amazing! :D
    Thanks for the great vid!

  • @kamerad_marzuki3631
    @kamerad_marzuki3631 3 ปีที่แล้ว +6

    4:25 The gastropods chilling on the seabed while their cousins ​​swim around.

  • @Drakonus_
    @Drakonus_ 3 ปีที่แล้ว +8

    "YOU SHALL NOT PASS!!!"
    -Tiny lil' dude in the thumbnail

  • @natepeace1737
    @natepeace1737 3 ปีที่แล้ว +1

    This should be an unintentional sleep ASMR. Quite relaxing.

  • @retepnosbig4859
    @retepnosbig4859 3 ปีที่แล้ว

    what a great video...everything about it was well thought out.

  • @alienhomicide
    @alienhomicide ปีที่แล้ว +3

    for their next evolution - inklings and octolings

  • @donflamingo795
    @donflamingo795 2 ปีที่แล้ว +6

    Squid lore

  • @DriverNeku
    @DriverNeku 3 ปีที่แล้ว +2

    I feel like squidward and Splatoon fans would like this.

  • @intellectualiconoclasm3264
    @intellectualiconoclasm3264 2 ปีที่แล้ว

    I enjoy this video of yours so much Income back to view it every several months.