Picture of a black-hooded ferret running in the snow. Image rights belong to Charles G. Summers, Jr.

This hiking ferret has summited 11 of Colorado's highest peaks Oliver enjoys camping, kayaking, touring national parks and napping (when he's not stealing pens and socks).

Dozens of slinky, ferocious and rare ferrets are settling in and making babies at their new home in Colorado, one year after they were released at a wildlife refuge outside Denver.

A cloned ferret has given birth to her own kits -- what could this mean for the future of endangered species?

Image via Getty Images There's vampires in Arizona. No, we're not talking about bloodsuckers of the undead. I'm referring to black-footed ferrets. For the first time in nearly 30 years, the ...

The black-footed ferret is seriously endangered. In fact, up until recently, all living black-footed ferrets came from just seven individuals, which means there was very limited genetic diversity ...