American Alligator Fact Sheet

Class:
Reptilia
Order:
Crocadylia
Family:
Alligatoridae
Genus:
Alligator
Species:
mississippiensis
Life span:
Up to 50 years in the wild
80 years under human care
Egg Gestation:
Females make a nest and lay from 20 – 50 eggs. Each egg weighs 2 –3 oz each. Hatching occurs after 65 days of incubation.
Number of young at birth:
20 – 50 
Age of maturity:
10 – 12 years
Size:
Females 10 – 12 ft
Males: 3 – 15 ft
Weight:
Up to 900 lb
Size at birth:
9 – 10 in.
Habitat: Wetlands
Range: southeastern United States

 

Fun Facts:

  • Small alligators hatchling  eat insects, crabs, crayfish, small fish, frogs, snails and many other small prey. Larger alligators eat fish, turtles, mammals, snakes, crabs, crayfish, birds, insects and other alligators.

  • If the temperature drops below 86˚F, all eggs will turn out to be female alligators.  If the temperature rises to 93˚F or above, all eggs will turn out to be male. At 89.6˚F, more than ¾ of the hatchlings are female.

  • The nest is made of mounds of vegetation and mud that can rise 3.5 ft and twice as wide.

  • The American Alligator can only withstand brackish water for short periods of time. 

  • Can tolerate colder temperatures than crocodiles

  • They are the largest reptile in North America.

  • Can go through 2,000 to 3,000 teeth in a lifetime.

 

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