Leonardo Da Vinci loved animals so much that he used to buy caged animals at the market just to set them free.
57
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
The elephant brain weighs about 6,000g.
274
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
On some poorly researched trivia lists it is stated as a fact that a pregnant goldfish is called a twit. This is not true as goldfish lay eggs.
71
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
The oldest creature ever found was Ming the clam at an admirable 507 years old.
16
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