Here are some other useless facts :)
-Sharks lay the biggest eggs in the world.
-A duck’s quack doesn’t echo, and no one knows why.
-The fingerprints of koala bears are virtually indistinguishable from those of humans, so much so that they could be confused at a crime scene.
-Armadillos are the only animal besides humans that can get leprosy.
-A male emperor moth can smell a female emperor moth up to 7 miles away.
-Orcas (killer whales) kill sharks by torpedoing up into to shark’s stomach from underneath, causing the shark to explode.
-If NASA sent birds into space they would soon die; they need gravity to swallow. Animal Facts | Useless Facts