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
There's a rare breed of pig that looks like a sheep.
14
When a male gentoo penguin "falls in love" with a female penguin, he searches the entire beach to find the perfect pebble to present to her.
25
In Australia, there are spiders big enough to eat snakes.
20
The CIA once spent $20 million on a cat equipped with gear to spy on the Soviets, but it was hit by a taxi.
328
Mosquitoes prefer certain blood types, and people with the “O” blood type are more likely to get bitten.
12