The Chollima, a mythical winged horse, is the national animal of North Korea.
The volume of blood pumped by the heart can vary over a wide range, from five to 30 liters per minute.
Buffalo are capable swimmers and often cross deep water in search of better grazing.
Stomach acid is corrosive enough to eat through metal, bone and more.
The blood flow in kidneys is higher than the blood flow in the heart, liver, and brain.
The shape of ancient Egyptian pyramids is thought to have been inspired by the spreading rays of the sun.
A woodpecker can hit a tree trunk 100 times per minute at rates of up to 24 kilometers per hour (15mph).
Venus is the second brightest object in the night sky.
A bison's hump is composed of muscle, supported by long vertebrae. It allows bison to use its head to plow through snow.
In the UK, all horses, ponies and donkeys must have a horse passport.