Ants have tiny magnetic compasses in their antennae which help them navigate.
9
Christmas Island has bridges for crabs to stop them getting run over during the mass migration.
9
The elephant brain weighs about 6,000g.
274
When you shave a guinea pig it looks like a little hippo.
19
The reindeer is the only mammal that can see UV light.
17
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Mahatma Gandhi used to travel with his goat so that he could have fresh milk.
11