Sloths take two weeks to digest their food.
243
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
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
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 2005, in Africa, it was reported that three lions rescued a 12-year-old girl from kidnappers and guarded her for half a day until help came.
46