*When opossums are playing 'possum, they are not "playing." They actually pass out from sheer terror.
*Ants stretch when they wake up in the morning!
*Kangaroos can't walk they only jump.
*A duck's quack doesn't echo, and no one knows why.
*Dogs mouths are 200 times more cleaner then human mouths.
*Rats multiply so quickly that in 18 months, two rats could have over a million descendants.
*Crocodiles swallow stones to help them dive deeper.
*If you keep a goldfish in the dark, it will eventually turn white
*Ants began farming about 50 million years before humans thought to raise their own crops.
*Woodpecker scalps, porpoise teeth and giraffe tails have all been used as money.
*The poison-arrow frog has enough poison to kill about 2,200 people!
*The oldest pig in the world lived to the age of 68.
*The male praying mantis cannot copulate while its head is attached to its body. The female initiates sex by ripping the males head off.