~ Rats breed so quickly that in just 18 months, 2 rats could have created over 1 million relatives.
~ The blue whale can produce the loudest sound of any animal. At 188 decibels, the noise can be detected over 800 kilometres away.
~ Horses and cows sleep while standing up.
~ Giant Arctic jellyfish have tentacles that can reach over 36 metres in length.
~ Locusts have leg muscles that are about 1000 times more powerful than an equal weight of human muscle.
~ Hummingbirds are so agile and have such good control that they can fly backwards.
~ Instead of bones, sharks have a skeleton made from cartilage.
~ Insects such as bees, mosquitoes and cicadas make noise by rapidly moving their wings.
~ The horn of a rhinoceros is made from compacted hair rather than bone or another substance.
~ Sharks lay the biggest eggs in the world.
~ Even when a snake has its eyes closed, it can still see through its eyelids.
~ Unlike humans, sheep have four stomachs, each one helps them digest the food they eat.
~ Despite the white, fluffy appearance of Polar Bears fur, it actually has black skin.
~ The average housefly only lives for 2 or 3 weeks.
~ Mosquitoes can be annoying insects but did you know that it's only the female mosquito that actually bites humans.
~ Cats use their whiskers to check whether a space is too small for them to fit through or not.
(mouse) in this planet.
