Sloths take two weeks to digest their food.
243
Dolphins have names for one another.
18
It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
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
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
Gorillas can catch human colds and other illnesses.
205