The elephant brain weighs about 6,000g.
274
Sheep, goats, octopuses, and toads have rectangular pupils.
7
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13
The two oldest cats on record lived to 38 and 34 years old, both were owned by the same owner and lived off a diet of bacon, eggs, broccoli and coffee.
12