A slug has four noses.
136
Most elephants weigh less than a blue whale's tongue.
442
Goats do not have upper front teeth.
27
The fingerprints of koala bears are virtually indistinguishable from those of humans, so much so that they could be confused at a crime scene.
73
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
The energy of a discharge of an electric eel could start 50 cars.
53
A rat can go without water longer than a camel can.
26