They hide you. The spray blocks the mosquito's sensors so they don't know you're there. A duck's quack doesn't echo and no one knows why. It takes 3,000 cows to supply the NFL with enough leather for a year's supply of footballs. Butterflies taste with their feet Cats have over one hundred vocal sounds, dogs only have about 10.
Cats urine glows under a black light.
All polar bears are left handed. A snail can sleep for three years. A crocodile cannot stick its tongue out. The giant squid has the largest eyes in the world. A dragonfly has a lifespan of 24 hours.