Snakes and crocodiles are both reptiles.

蛇鳄鱼都是爬。

This heavily muscled reptile stalks about on four limbs,its fluid movements and feline grace belying its size.

这只四足爬的生有着不符于其体型的迅敏如猫般优雅。

Although its name is Greek for "fish lizard," Ichthyosaurus was no fish—it was a reptile that swam the Mesozoic oceans.

虽然它的名字在希腊为“鱼蜥蜴”，鱼龙不是鱼――这是一个爬虫类的泳手在中生代的洋。

It was a large anapsid reptile that, unlike most reptiles, held its legs underneath its body to support its great weight.

大部分爬不同，它是一种大形的无颞窝爬，它靠身子下面的脚来支撑它庞大的身躯。