Squirrels forget where they hide about half of their nuts.
698
Rattlesnake mating sessions have been known to last more than 22 hours.
232
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
Only 3% of bird species have penises.
0
Cats and dogs can hear ultrasound.
350
When a male honey bee climaxes during sex, his testicles explode and then he dies.
27
Sloths take two weeks to digest their food.
243
Domestic pigs average a top speed of about 11 miles per hour.
182