DO YOU KNOW?

I read a text on the internet.There were very interesting knowledges about animals.Some of them:Dolphins sleep with one eye open.Mosqutoes have 47 teeth.The Poison Arrow Frog has enough posion to kill 2.200 people.An elephant can be pregnant for up to 2 years.A goldfish has a memory span of 3 seconds.By some unknown means, an iguana can end its life.There are more insects in ten square feet of a rainforest than there are people in Manhattan.It is possible to lead a cow upstairs but not downstairs.A rat can go without water longer than a camel can.Honebees have hairs on their eyes.If you lift a Kangaaroo's tail oof the ground it can't hop-they use their tails for balance.A flamingo can go eat only when its head is upside down.Bees have five eyes.There are 3 small eyes on the top of a bee's head and 2 larger ones in front.No two zebras have the same markings.There are an estimated five million bacteria on Earth.Ants don't sleep.Cats can't taste sweet.Giant tortoises of Galapagos Islands weigh up to 225 kilos and can live for over 150 years.