Sifrhippus was a species of horse about the size of an average duck and roamed North America 56 million years ago.
2
Nicole Kidman is scared of butterflies.
65
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
It has been scientifically proven that stroking a cat can lower one's blood pressure!
456
Sloths take two weeks to digest their food.
243
During World War 1, starving wolves amassed in such great numbers that Germans and Russians had a temporary cease fire to fight off the wolf attacks.
45
Dolphins can rapidly heal from extreme injuries, such as shark bites, and regenerate their original body shape.
19