The growths are not harmful to humans or pets, but it's recommended to keep a safe distance and avoid handling infected rabbits.

The disease in rabbits also contributed to scientists’ knowledge about the connection between viruses and cancer, such as the human papillomavirus that causes cervical cancer. The virus in rabbits was named after Dr.

Wild rabbits in South Dakota and Colorado have developed horn-like growths and mouth tentacles. These bunnies, now being called ‘Frankenstein’s rabbits’ online, are infected with a virus called Shope papillomavirus (SPV),