这个理论对两栖的鸭嘴兽来说有些道理，然而针鼹却是完全陆生的动物。

The theory seems plausible for platypuses, which are amphibious creatures. Echidnas, however, dwell solely on land.

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然而，这里却有着两栖的企鹅和海豹以及丰富的海洋生命—包括从被称为浮游生物的微小生物，直到迄今所知世界上最大的动物蓝鲸。

However, there are amphibious penguins and seals and a rich Marine life, ranging from the minute organisms called plankton to the biggest creature the world has ever known, the blue whale.

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两栖动物的皮肤是透水的。

The skin of amphibians is permeable to water.

《牛津词典》