Some Weird Animal Facts!

1. A snail can sleep for 3 years at a stretch. 

   Dolphins sleep with one half of the brain at a time, and with one eye closed.

   Most elephants weigh less than the tongue of a blue whale.

   The hummingbird is the only animal that can fly backwards.

   All polar bears are left-handed.

   A rat can last longer without  water than a camel.

   Fish communicate with each other by rasping their teeth to make sounds in their throat, or by using their swim bladder to create sounds.

   Bats always turn left when exiting a cave.