When cats are happy, they may squeeze their eyes shut.
10
Rattlesnake mating sessions have been known to last more than 22 hours.
232
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
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
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
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205