Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
Cats lose almost as much fluid in the saliva while grooming themselves as they do through urination!
205
Squirrels forget where they hide about half of their nuts.
698
In Australia, there are spiders big enough to eat snakes.
20
Some older/less efficient worker termites will develop 'backpacks' of toxic chemicals that explode when the termite is threatened. They are essentially used as suicide bombers when the colony is being attacked.
8
The elephant brain weighs about 6,000g.
274