A domestic cat can sprint at about 31 miles per hour.
274
The reindeer is the only mammal that can see UV light.
17
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
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
A group of unicorns is called a blessing.
304