A rabbit in Fort Collins with horn-like growths sparked a viral fascination worldwide, but experts say it’s a harmless, ...

It's a story that has everyone talking about Fort Collins, Colorado -- a photo of a rabbit that appears to have horns or tentacle-like growths on its face. Colorado State University says the virus is ...

Squirrels with pox and rabbits with horns. Learn more about the viruses impacting these small mammals.

The ‘zombie’ squirrels are covered in hairless, wart-like growths stemming from a condition called fibromatosis ...

Wildlife officials in Colorado are monitoring an unusual increase in cases of Shope papillomavirus, a disease affecting wild ...

Unusual-looking rabbits have recently been spotted in Washington, sporting wart-like growths that can resemble horns.

These wild ‘Frankenstein’ rabbits are looking like something out of The Last of Us. Similar to the TV series where the ...

Scary as squirrel fibroma virus looks, the animals usually recover and the infection isn't dangerous to people.