A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
Gorillas can catch human colds and other illnesses.
205
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
Condoms were originally made of animal intestines or linen.
347