According to one app for nature observers, it's the most commonly seen creature in California: the western fence lizard. Why?

A new documentary from the director of “My Octopus Teacher” is showing the emotional side of one of the world’s most ...

A new study indicates the giant reptile Deinosuchus is not a close relative of modern alligators, as scientists previously ...

Most people expect a dog to bark or a cat to meow. But nature doesn’t always follow the script. Across the animal kingdom, ...