Alligators are better adapted to ambush hunting than crocodiles. See how the nose and eyes sit so much farther above the head than on a crocodile? This lets the alligator rest just under the surface, lying in wait for hours until some unfortunate wanders by. And who are these unlucky innocents, who so haplessly wander into the jaws of death? Generally, frogs, waterfowl, snakes, anything small enough to fit down the alligator's throat. Alligators are placid, preferring an easy feed to a prolonged battle. Only in times of extreme duress will an alligator attack larger prey, like wild pigs, deer, or even cattle.
As well as being sweeter of disposition, alligators are also more durable than crocodiles. Alligators are able to endure the relative harshness of the sub-tropical winter by hibernating, buried in mud. There are even reports of alligators surviving at the bottoms of frozen lakes. Crocodiles would certainly die under such conditions, and thus are limited to the tropics. But the alligators can