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

It's like when you get a large concentration of people. If someone is sick and it's something that spreads easily, others are ...

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 ...

Rabbits infected with the Shope papilloma virus have growth on their heads and faces resembling “horns and tentacles.” ...

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

Experts say horned-looking rabbits and wart-covered squirrels are viral diseases—frightening to see, but not dangerous to ...

As the internet reels from viral images of “Last of Us” rabbits, a new nightmare has hit backyards across North America: ...

In the US, zombie squirrels with sores and bald patches have been seen due to squirrel fibromatosis, a virus causing tumors.

Residents in the US and Canada have been left horrified after spotting grey squirrels covered in bulbous growths that split ...

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

Wildlife experts warn that “zombie squirrels” and “Frankenstein rabbits” show how parasites and diseases can alter animal behavior, raising concerns about ecological impact and future human ...

Grotesque gray squirrels covered in oozing sores are invading US backyards, and experts say bird feeders may be fueling the ...