It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
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When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
When the "Elephant Whisperer" Lawrence Anthony died, a whole herd of elephants arrived at his house to mourn him.
25
The world’s largest frog, the Goliath frog, can grow over 13 inches in length and can jump up to 10 feet in a single bound.
8
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23