Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10
The most expensive cow in the world was sold in 2009 for $1.2 million.
-3
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
When a drone bee mates with a queen, its ejaculation is so powerful that it can even be heard by the human ear.
5
There's a competition in Sweden called Kaninhoppning, or rabbit show jumping.
-12
When Washoe, the first chimp to use sign language, was told that her caretaker's baby had died, she signed "CRY."
20