• 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.
  • All zebras are close to their mothers, but males also form strong bonds with their fathers.
  • The femur is the strongest bone in the human body. It extends from the hip to the knee.
  • Cats spend a large amount of time licking their coats to keep them clean.Upload to Facebook
    Cats spend a large amount of time licking their coats to keep them clean.
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