Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
A dairy cow can produce more milk when listening to music.
446
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
12
Tigers can see 6 times better at night than humans.
305
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20