Tigers, leopards, and jaguars love "Calvin Klein's Obsession for Men". The scent is used to attract animals to cameras in the wilderness, and was even a turn on for one pair of Jaguars who were subject to it.
17
When dragonflies mate, their tails form a love heart.
22
The first known contraceptive was crocodile dung, used by Egyptians in 2000 B.C.
79
Baks the blind boxer has a seeing eye goose named Buttons; a four-year-old goose who leads the pup around everywhere either by hanging onto him with her neck, or by honking to tell him which way to go.
16
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
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9