It turns out the world's heaviest snake isn't quite what it seems. During the filming of an upcoming National Geographic series, it was discovered that the green anaconda is actually two genetically ...

A new study offers the first detailed look at king cobra combat. Video evidence reveals that when these snakes joust there is no venom—just a ritualized fight for mating rights. King cobras (like this ...

National Geographic is getting weird tonight—literally. Across six episodes, National Geographic's new show Planet Weird is celebrating some of the planet's most extraordinary wild characters, each ...