Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
Sharks have been on the planet longer than trees.
14
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
The head of a jellyfish is called the "Bell."
6
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5