Condoms were originally made of animal intestines or linen.
347
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
12
Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11