Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Jaguars frequently get high by eating hallucinogenic roots, which also increases their senses for hunting.
6
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Sergeant Stubby was the only war dog to be promoted to sergeant through combat in WWI. He saved his regiment from surprise mustard gas attacks, found and comforted the wounded, and even once caught a German spy by the seat of his pants, holding him there until American Soldiers found him.
16
When you shave a guinea pig it looks like a little hippo.
19
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
Cats recognise the voice of their owner, but never evolved to care.
22