Gator vs. Python
An American alligator fights with an invasive python in Everglades National Park. The gator appears to be winning, but pythons sometimes come out ahead in these struggles and have even eating alligators.
A Burmese python (Python molurus) peeks over the head of an alligator that holds the python's body in its mouth in Everglades National Park. Invasive pythons have clashed with gators in Florida, sometimes eating the toothy reptiles.
Credit: U.S. Fish and Wildlife Service
Chinese alligator, called Alligator sinensis, in the Yangtze River.
Florida's Biggest Gator
Robert "Tres" Ammerman poses with a state-record alligator, killed in 2010. The gator measured 14 feet, 3 1/2 inches (4.4 meters) long and weighed 654 pounds (297 kilograms)..
A CT scan reveals the skeletal anatomy of a live alligator.
A rare albino alligator lacks the pigments that make his relatives gray and green.
An alligator suns itself at St. Marks National Wildlife Refuge in Florida.
This American alligator could easily go unnoticed swimming in the dark waters of Big Cypress National Preserve, Florida.
Bigger in Texas
This large alligator was spotted lurking in Anahuac, Tex.
An American alligator's grin reveals rows of sharp teeth.