When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
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
Drivers kill more deer than hunters do.
660
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
A dairy cow can produce more milk when listening to music.
446