One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Urechis unicinctus is a species of marine spoon worm that is widely referred to as the ‘penis fish’.
2
Using a remote-controlled camera, biologists caught dolphins getting high by sucking on puffer fish. They were even caught passing the puffer fish around.
23
A domestic cat can sprint at about 31 miles per hour.
274
Unsinkable Sam (nickname of a German ship's cat) who served on 3 warships, one German, two British, all sank in action. The cat survived each sinking, floating away on wooden planks to rescue.
19
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20