Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Lobsters have blue blood.
476
It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
492
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2
Macaques monkeys in Japan learned to steal purses and wallets, take out the coins, and use them to buy drinks and snacks from vending machines.
26
The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
21
Dolphins have names for one another.
18