reptiles

Snakes and crocodiles are both reptiles.

蛇和鳄鱼都行动物。

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

这只四足行的生物有着不符于其体型的迅敏行动和如猫般优雅。

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

和大部分行动物不同，它种大形的无颞窝行动物，它靠身子下面的脚来支撑它庞大的身躯。

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”，鱼龙不鱼――这虫类动物的泳手在中生代的海洋。