Rabbits in Fort Collins, Colorado, have been observed with eerie black growths resembling tentacles or horns, causing alarm ...

Cottontail Rabbit Papillomavirus was discovered on cottontail rabbits in the American Midwest in 1933, and it also came to be known as Shope papilloma virus. They can be found on the skin of rabbits, ...

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