Incestuous fig wasps: death in paradise [HD]

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  • เผยแพร่เมื่อ 16 ก.ย. 2024
  • A World within a Fig: The wasps of Ficus racemosa and Ficus hispida
    02:52 Ficus racemosa and its symbiotic pollinator wasp Ceratosolen fusciceps
    03:48 female wasp enters the fig through a small opening called the ostiole
    04:22 Ficus hispida and its mutualistic pollinator wasp Ceratosolen solmsi
    04:54 female wasp ovipositing and forming galls for her larvae to grow
    06:50 wasp actively pollinating stigmas from pollen pockets
    07:04 Ficus racemosa monoecious anatomy: Ceratosolen fusciceps lays eggs in synstigma
    08:24 Ficus hispida dioecious anatomy: Ceratosolen solmsi pollinates female flowers but lays eggs in male figs, then dies
    10:05 golden, wingless, haploid male offspring emerge first, mate with unborn diploid female sisters
    12:58 Apocrypta male wasps are non-pollinating, have spiracles
    13:25 black, winged female offspring emerge, gather pollen into their pollen pockets
    15:48 juvenile nematode worms also emerge, attach themselves to female wasps
    16:27 male wasps tunnel out of the fig, captured by ants, then females escape
    18:26 Chalcid non-pollinating female wasps are parasitoids
    Written & edited by Dominique Vassie
    Music by Conor Emerson
    Scientific Advisor: Stephen G. Compton
    Animation by Dominique Vassie
    Footage by Silverback Films
    With thanks to the Thailand filming team:
    Dr Wattana Tanming
    Nick Shoolingin-Jordan
    Alastair MacEwen
    Sarah-Jane Walsh
    Tammy
    And with thanks to the Queen Sirikit Botanic Garden and the University of Leeds
    Sounds from BBC Sound Effects
    Film footage © Silverback Films
    This film was produced as part of an MSc thesis for the University of Leeds titled:
    'The use of documentary film footage to understand the behaviour of fig wasps' by Dominique Vassie, 2021.
    This film was produced for educational purposes only.

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