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 ...

Is Halloween coming early? The reports of "rabbits with tenticles" seemingly support this. Cottontail rabbits with horn-like growths on their heads have appeared in Colorado, sparking concern over ...

The species is very “elusive” because of its isolated populations in the mountains and its striking similarities to the Eastern cottontail rabbit, according to North Carolina wildlife officials. North ...

A bizarre, naturally occurring virus is giving wild rabbits a truly unsettling makeover — transforming their faces with horn-like or tentacle-shaped growths that have earned them the nickname “zombie ...