. . . No, it's a reptile. I remember when I was a child, the poster that looked at pictures and learned words was about reptiles. .

Classification of reptile families and genera

Crocodiles are the general name for all reptiles. It is usually a huge and heavy amphibian. It is a carnivore and looks like a lizard. The upper jaw is strong, with many tapered teeth, short legs, claws and webbed toes. The tail is long and thick with scales. At present, there are about 20 recognized crocodile species.

This group has attracted special attention because of its position in evolutionary history: crocodiles are the last link between living creatures and prehistoric dinosaurs-like reptiles. At the same time, crocodiles are close relatives of birds. Found a large number of crocodile fossils; Three of the four suborders are extinct. According to these extensive fossil records, it is possible to establish a clear relationship between crocodiles and other vertebrates.