In a playful twist, a man donned an innocent-looking Easter Bunny costume, but in just a few seconds, the seemingly normal bunny head came off only to reveal a startling alien mask beneath.

Once the rabbit is unresponsive, it should be removed from the chamber, and a mask should be placed on the nose or face. Heuerkamp, M.J. in Exotic Animal Medicine for the Veterinary Technician (eds.