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

As weird and concerning as they appear, the virus that causes the dark, wart-like horns or tentacles to grow on cottontail rabbits is relatively common and usually not anything to worry about, CPW

Colorado residents have been spotting rabbits with tentacles on their heads in recent weeks, but it's actually caused by the cottontail rabbit papillomavirus.