states on its website American alligator American alligator SOUTHEASTERN U.S American Alligators National Geographic: American Alligator alligators National Geographic: American Alligator alligators up to 1,000 pounds American Alligator "National Geographic": American Alligator National Geographic Animals: American Alligator National Geographic: American Alligator Gators menacing predators SOUTHEASTERN U.S National Geographic American alligator National Geographic National Geographic: American Alligator up to 1,000 pounds Alligator mississippiensis American alligator