In 1955, the citizens of São Paulo were so upset with their government that they elected a rhinoceros named Cacareco (meaning rubbish) to the city council in protest, with over 100,000 votes.
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When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34
Early American humans hunted car-size armadillos and used their shells for houses.
12
Rattlesnake mating sessions have been known to last more than 22 hours.
232
Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
132
Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
When you shave a guinea pig it looks like a little hippo.
19