A 4-foot walrus penis bone sold at auction in 2007 for $8,000.
202
The Chow and the Chinese Shar-Pei are the only dogs that have black tongues.
32
Beavers can swim half a mile underwater on one gulp of air.
31
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Starfish don't have brains.
132
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
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20