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

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

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 ...

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