Rabbits with black, tentacle-like growths sprouting from their faces have been spotted in Colorado Colorado Parks and Wildlife (CPW) said the black growths on the rabbits are from a viral infection caused by the cottontail rabbit papillomavirus Experts note that the growths often don't harm the rabbits,

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

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