The cottonmouth, or water moccasin, is often regarded as one of the most dangerous snakes in the southern United States.

The idea sounds ridiculous at first, like something pulled from a horror film or an internet myth that refuses to […] ...

If Pearson does see a fin, he'll look for signs it is a shark. A dolphin only has one dorsal fin, while most sharks have two ...

Flying snakes are among the few vertebrates that move through the air without wings, membranes, or powered flight. Species ...

A brave prairie dog risks everything to drive off a deadly bull snake hunting its pups, in extraordinary footage from BBC’s ...