DENVER (KDVR) – Some rabbits in Colorado are sporting unusual wart- and tentacle-like growths, but officials say it's not something to worry about.

It's not entirely rare, either, according to Colorado Parks and Wildlife (CPW).

The black, twisted growths seen on Colorado rabbits come from the papillomavirus, and are spread by bites from insects (mostly ticks, according to researchers) that are more active in warmer months. The bites spread the viral disease and cause malignant tumors to grow in rabbits, often on their heads.

Coyotes are attacking Arvada residents’ pets: Here’s how CPW is helping neighbors

CPW says there's no threat of transmission to pets other than domesticated rabbits, but is still warning residents to be careful.

"There's no overt concern needed for pet owners, we

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