ขนาดวิดีโอ: 1280 X 720853 X 480640 X 360
แสดงแผงควบคุมโปรแกรมเล่น
เล่นอัตโนมัติ
เล่นใหม่
Even as a non-biologist, I found this interesting and informative. Much of it is way over my head, but I still found it educational at my simpleton level.
Even as a non-biologist, I found this interesting and informative. Much of it is way over my head, but I still found it educational at my simpleton level.