Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Whales and dolphins can't taste anything other than salt.
11
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
Camels and llamas can cross breed. The offspring is called a ‘Cama’.
10
The reindeer is the only mammal that can see UV light.
17