A zoo in Denmark asked patrons to donate their pets. Not as attractions, but for food

Gara, a Siberian tiger, cares for her newborn cubs at the Aalborg Zoo in Denmark in 2008.

The Aalborg Zoo in Denmark said it would take certain surplus pets such as chickens, rabbits and guinea pigs to be "gently euthanized" and fed to its captive predators.

(Image credit: Henning Bagger)