Dolphins have names for one another.
18
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19
Drivers kill more deer than hunters do.
660
A domestic cat can sprint at about 31 miles per hour.
274
The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
492
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
