American alligator skull

The American alligator, also known as the Mississippi River crocodile or the Mississippi River crocodile, is a large crocodile species in the Western Hemisphere and the ninth largest crocodile in the family Crocodile. Male crocodiles can reach a body length of over 4 meters, while females can reach less than 3 meters. Juvenile crocodiles are black with irregular yellow horizontal stripes on their bodies. As adults, these yellow stripes will gradually be obscured by melanin and algae. The snout of the American alligator is relatively round and wide, with 17-22 teeth on each side of the upper jaw and the same number of teeth on the lower jaw. There are 18 horizontal rows of keratin scales on the back of the trunk, of which 8 rows are larger; There are incomplete fins between the toes. The American alligator is mainly distributed in the southeastern United States and inhabits freshwater wetlands.