Lobsters have blue blood.
476
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
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
The elephant brain weighs about 6,000g.
274
Blue whale arteries are large enough for humans to swim through and their hearts are the size of cars.
12
Dire wolves actually existed, living up to 10,000 years ago before going extinct.
10