Believe it... or not?

A cockroach will live nine days without its head, before it starves to death.
A crocodile cannot stick its tongue out.
A pig's orgasm lasts for 30 minutes.
A snail can sleep for three years.
All Polar bears are left-handed.
American Airlines saved $40,000 in 1987 by eliminating one olive from each salad served in first-class.
Americans on average eat 18 acres of pizza every day.
An ostrich's eye is bigger than its brain.
Babies are born without knee caps. They don't appear until the child reaches 2 to 6 years of age.
Banging your head against a wall uses 150 calories an hour.