Bats are the only mammals that can truly fly.

Goldfish have a memory that lasts only three seconds.

Bulls charge because the colour red makes them angry.

An octopus has three hearts.

A group of crows is called a murder.

Ostriches bury their heads in the sand when they are frightened.

A starfish can regrow an arm it has lost.

Camels store water in their humps.

Daddy longlegs are the most venomous spiders in the world.

A snail's tongue is covered in thousands of tiny teeth.

Touching a toad gives you warts.

Honey bees tell each other where flowers are by dancing.

Elephants cannot jump.

Elephants are terrified of mice.

Sharks are fish, not mammals.

A dolphin breathes air through a blowhole on top of its head.

Dolphins are a kind of fish.

Penguins and polar bears live side by side at the South Pole.

Snakes use their flicking tongues to smell the air around them.

A chameleon changes colour to match whatever it is standing on.

A chameleon can move each of its eyes in a different direction.

An owl can turn its head in a full circle.

An owl cannot move its eyeballs inside their sockets.

A giraffe has seven neck bones, the same number as a human.

Bats are completely blind.

A cow's stomach has four separate compartments.

An earthworm cut in half grows into two living worms.

A porcupine can shoot its quills at an attacker.