One quarter of all creatures on the planet are beetles. See more

Out of 20,000 species of bees, only 4 make honey. See more

Eels have two hearts. See more

Lobsters have pale blue blood. See more

The mantis shrimp has an extending claw that can punch a hole through a glass jar. See more

Icthyomaniacs are people who are crazy about fish. See more

99% of all animal species that ever lived on Earth are now extinct. See more

Snakes have one lung. See more

Male lions can sleep for up to 20 hours a day. See more