鳄鱼是什么动物？

鳄鱼是一种爬虫类，属于鳄形超目，是现今世界上保存的最古老的动物之一。

鳄鱼的头部宽大，嘴巴呈V字形，长有许多尖利的牙齿。它们的身体长而扁平，四肢短而结实。鳄鱼凡是生活在池沼、湖泊、河流等水域中，以鱼类、爬虫类、哺乳动物等为食。

鳄鱼长短常凶猛的动物，拥有极强的攻击性。它们会在水中悄悄无息地伏击猎物，以至会攻击人类。因而，在野外碰到鳄鱼时必然要连结警觉。

The English word for “鳄鱼” is “crocodile”。

Crocodiles are reptiles that belong to the crocodile family. They are one of the oldest living species on Earth. Their head is large and their mouth is shaped like a V, with many sharp teeth. Their body is long and flat, with short, sturdy legs. Crocodiles usually live in swamps, lakes, rivers and other water bodies, and feed on fish, reptiles, mammals and other prey.

Crocodiles are highly aggressive and dangerous animals, and pose a serious threat to humans. They are known to attack their prey silently in the water, and even attack humans. Therefore, it is important to be cautious when encountering crocodiles in the wild.

Crocodile, Reptiles, Dangerous Animals, Wildlife, Predator