The grotesque “Frankenstein”-esque rabbits — once just a Colorado curiosity — are now turning up in Minnesota and Nebraska, ...

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

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

A rapidly spreading virus is causing cottontail rabbits to grow black, tentacle-like growths out of their heads, prompting ...

It often gets confused with squirrelpox, which is caused by another virus carried harmlessly by gray squirrels but can ...

Rumors spread online that rabbits infected with a virus that creates a tentacle-like growth on their faces were "invading" ...

Viral photos have inspired a fluffle of unflattering nicknames, including "Frankenstein bunnies," "demon rabbits" and "zombie ...

Earlier this week, the internet collectively gasped and recoiled as photos went viral of rabbits in Fort Collins with ...

The growths are most likely caused by a summertime virus common in some U.S. states, but wildlife officials say there is no ...

Some cottontail rabbits in Fort Collins, Colorado, have been drawing attention because they have wart-like growths on their ...

Across the U.S. and Canada, squirrels are appearing with grotesque tumors due to squirrel fibromatosis, a viral skin disease ...

Rabbits with black, tentacle-like growths sprouting from their faces have been spotted in Colorado. Colorado Parks and ...