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状肢

状肢

状肢

2

The leatherback accomplishes this by arranging the blood vessels in the base of as flipper into a countercurrent exchange system .

棱皮龟通过位于鳍状肢下面的双向交换系统来实现这一点。

3

The field begins to clear. This tusk wrestler pushes off with the flippers , his opponent loses his balance , and down he goes.

赛场开始清空。这只长牙摔跤手用鳍状肢推，它的对手失去平衡落入水中。

4

Dogs, cats , lions, bears, and a number of other mammals self-stimulate with their front paws; randy walruses use their flippers .

狗狗、猫、狮子、熊和若干别的动物，都用它们的前爪自我刺激。淫荡的海象则用它们的鳍状肢。

5

A dolphin swims up to them and lies directly next to them , waving with his flipper !

海豚游向他们并直接躺在他们旁边，挥舞着鳍状肢！

6

A bizarre creature whose body was dwarfed by its long , thin neck and tail, Elasmosaurus swam using four flippers .

薄片龙是一种样子古怪的蛇颈龙，活像长着超长脖子的侏儒一般，靠四个鳍状肢游动。

8

Seals that are weaned and have shed their downy fur are called beaters for the way they beat their flippers on the water .

断奶后褪去一身绒毛的海豹被称为打手，因其总是在水上拍打它们的鳍状肢。

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