Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Ants have tiny magnetic compasses in their antennae which help them navigate.
9
The largest breed of rabbit is the Flemish Giant.
65
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
293
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20