Denison resident Bill Daley said he sees raccoons, possums and armadillos in his yard, but a non-native snake was a first.

Burmese pythons are fairly distinct once they reach adulthood. But smaller members of the species can be mistaken for native ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. More than 4,200 species of snakes exist on the planet and ...