Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Dogs have been man's pet for over 14,000 years.
224
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
The cat brain weighs about 30g.
167
The largest earthworm on record was found in South Africa and measured 22 feet.
151