The American bison is a majestic, stately creature that has played a prominent role in the early days of American history.

The American crocodile is one of the largest crocodile species, usually weighing up to 1,100 pounds, although some can weigh more. They can also grow up to 13 feet in length.

Check out these ten amazing facts about the US National Mammal, the American bison. Know about its ecological significance, ...

Yellowstone has done its job so well, in fact, that the herd now consistently exceeds 4,000 bison, a number large enough to provoke fears of overgrazing in the park and of bison roaming beyond its ...