Breakfast, lunch and dinner? Courtesy of Flickr user ingridtaylar. This is the fifth of 12 Things You Should Know about Alligators and Everglades Wildlife, a free eBook. Alligators are mostly opportunistic predators. They eat whatever is the easiest prey, based on size and availability. Their diet consists primarily of fish, birds, turtles, snakes, frogs, mammals and crème brûlée (we may have …