Crocodilians are a cold-blooded species, and require an average
temperature of approximately 80 degrees Fahrenheit to survive.
This being the case, they are found on warmer continents that
have swampy or humid conditions for at least part of the season.
The American alligator lives almost exclusively in the lower
southeast regions of North America, from the Carolinas to Texas.
The caiman, a smaller species of crocodiles, populate a large
section of southern Mexico, Central and South America. The
Chinese alligator lives in the lower Yangtze valley in China.
The American crocodile is scattered throughout the Everglades
and Florida Keys, and in Mexico and Central America. The African
Nile crocodile is one of the most notorious, often growing as
large as 16 to 20 feet in length. Southeast Asia has the Indo-
Pacific crocodile, which lives in Indonesia, to the Philippines,
and Australia. Crocodilians are pure carnivores and ambush their
prey by stealth. They swim either under water or skim q