Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Nervous dogs wag their tails to the left, and happy dogs to the right (from the dog’s point of view) – and fellow canines pick up on this lop-sided tail language.
10
The oldest recorded elephant lived for 82 years.
213
Dolphins have names for one another.
18
Vanilla flavoring is sometimes made with an ingredient from beaver pee.
82
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
A giraffe's kick is so powerful that it can decapitate a lion.
216