No, alligators are not mammals, they are reptiles.
smaller animals tigers: large mammals alligators: fish birds mammals
Alligators* are not mammals. They are reptiles.
Adult American alligators have very few predators, but they do get eaten by black bears on rare occasions. A bigger alligator will occasionally eat the adult alligator. The youngs get preyed on by big fish, wading birds, monitor lizards, and water snakes.
No, alligators are reptiles.
Whatever they can catch.
Alligators have a 4 chambered heart, just like birds and mammals
Technically, no. They're closely related to alligators, but aren't actually alligators. Gharials (and alligators, and crododiles) are all crocodilians.
Like all alligators, they are carnivorous; they feed on crustaceans, fish, turtles, wading birds, some mammals, and more aquatic life. American Alligators will eat anything they can put between their jaws.they also eat children and small adults.
American alligators mainly eat fish, turtles, birds, and mammals such as raccoons. They are opportunistic feeders and will also consume insects, snakes, and other smaller prey that come across their path. Additionally, they are known to scavenge on carrion when available.
For protection against other gators and land mammals
Yes - Crocodiles, Alligators, Caimans & Gharials all prey on fish & mammals.