Goldfish have the memory span of about 3-5 seconds. See more

Bats always turn left when exiting a cave. See more

Some lions mate over 50 times a day. See more

It is possible to lead a cow upstairs but not downstairs. See more

Eagles mate while airborne. See more

Elephants are the only animals that can't jump. See more

A mole can dig about 92 metres in 1 night. See more

A flea can jump 350 times its own body length. See more

A giraffe can clean its ears with its 21-inch tongue. See more

Eels have two hearts. See more

Slugs have 4 noses. See more

To escape the grip of a crocodile's jaws, push your thumbs into its eyeballs, it will let you go instantly. See more

Penguins are not found in the North Pole. See more

Koalas are excellent swimmers. See more

A woodpecker can peck twenty times a second. See more

Bulls are not attracted to the colour red. See more