When dragonflies mate, their tails form a love heart.
22
A group of pugs is called a grumble.
10
Whales and dolphins can't taste anything other than salt.
11
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
When cats are happy, they may squeeze their eyes shut.
10