Nile monitor lizards, an invasive and dangerous species, are spreading across Florida. Here's where they are and what to do if you see one.

"It's gut-wrenching that federal officials have already recognized the immense danger ... but are now leaving them in limbo." ...

WASHINGTON— The Center for Biological Diversity sued the U.S. Fish and Wildlife Service today for failing to finalize federal protections for blue tree monitor lizards. The protections would ban ...

In this video, a Florida man, the “Python Cowboy,” hunts for invasive species. As he points out, “Here in Florida, we got ...

WEBSTER, Mass. — A community in Massachusetts is on the lookout for Goose. But Goose is not a bird; it’s a water monitor lizard with an avian name. Goose, a 5-foot-long lizard, escaped his home in ...