Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
A zoo in China gave a gay penguin couple the opportunity to raise a chick.
11
Gorillas can catch human colds and other illnesses.
205
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
Honeypot ants are a unique insect that use their own bodies as living storage pots of honey.
4
There's a rare breed of pig that looks like a sheep.
14