When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
If a vampire bat goes 2 days without drinking blood, they can die. However, well fed female bats will puke up blood and share it with other bats that they like in exchange for grooming.
13
Domestic pigs average a top speed of about 11 miles per hour.
182
Some lizards, in which the tail is a major storage organ for accumulating reserves, will return to a dropped tail after the threat has passed, and will eat it to recover part of the sacrificed supplies.
13
The seahorse is the only fish to have a neck.
12
When you shave a guinea pig it looks like a little hippo.
19
Dogs sometimes fake being sick to get attention.
26