Ants have tiny magnetic compasses in their antennae which help them navigate.
9
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
The largest earthworm on record was found in South Africa and measured 22 feet.
151
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
Condoms were originally made of animal intestines or linen.
347
A group of pugs is called a grumble.
10