A scorpion can hold its breath for up to 6 days.
19
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
The largest earthworm on record was found in South Africa and measured 22 feet.
151
Sheep, goats, octopuses, and toads have rectangular pupils.
7
When Koko, the gorilla famous for knowing sign language, was asked where gorillas go after death, she responded by signing “Comfortable hole, bye.”
23
Denmark has twice as many pigs as there are people.
66
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45