Tigers, leopards, and jaguars love "Calvin Klein's Obsession for Men". The scent is used to attract animals to cameras in the wilderness, and was even a turn on for one pair of Jaguars who were subject to it.
17
Cats and dogs can hear ultrasound.
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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
Penguins have a gland above their eye that turns saltwater into freshwater.
12
In 1949, an official boxing match between a bear and a man was held. The bear won.
41
Sandy, an African Penguin, has been in 'love' with her keeper at the Nuremburg zoo since 1996.
34