When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
A dairy cow can produce more milk when listening to music.
446
A dog's naked behind leaves absolutely no bacteria when pressed against carpet.
250
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492