DENVER—A group of rabbits in Colorado with grotesque, hornlike growths may seem straight out of a low-budget horror film, but ...

This natural phenomenon may raise the hare on the back of your neck. An increasing number of rabbits in the northern portion ...

Wildlife officials in Colorado have confirmed a troubling rise in cases of shope papillomavirus, a rare disease causing wild ...

Unusual-looking rabbits have recently been spotted in Washington, sporting wart-like growths that can resemble horns.