Haupt is a health and wellness editor at TIME. A cottontail rabbit in Minnesota with the papillomavirus. A cottontail rabbit in Minnesota with the papillomavirus.Michael Siluk/Universal Images ...

WORTHINGTON, Ohio — This is the busiest time of year for Ohio House Rabbit Rescue, a nonprofit dedicated to rabbit welfare. Around Easter, families often adopt or buy rabbits to make the holiday feel ...

The unsightly bunnies are infected with cottontail rabbit papillomavirus, which can cause growths that resemble warts or tentacles. By Hannah Ziegler With black spikes growing on their heads, ...