There is a sea snail that wears a suit of iron plated armor. It is the only known animal to use iron sulphide as skeletal material.
9
Sharks have been on the planet longer than trees.
14
Travis was a chimpanzee who socialized with humans since birth. He could log onto a computer to look at pictures, watch TV using a remote control, brush his teeth, feed hay to his owner's horses, water plants, and learned the schedule of passing ice cream trucks.
11
Allegedly, Chrysippus, the Greek philosopher, died of laughter after getting his donkey drunk and watching it try to eat figs.
47
Squirrels will sometimes adopt orphaned baby squirrels that they’re related to.
12
The largest breed of rabbit is the Flemish Giant.
65
A newborn Chinese water deer is so small, it can (almost) be held in the palm of a hand.
13