The cost of raising a medium-size dog to the age of eleven: $6,400.
A duck's quack doesn't echo and no one knows why.
A Native American tribe in South Dakota collects bottle caps left by campers, using them as currency. Several banks in the area now recognize the caps as legal tender.
The MGM Grand Hotel of Las Vegas washes 15,000 pillowcases per day!
Polar bears are left-handed.
No word in the English language rhymes with "MONTH".
A goldfish has a memory span of three seconds.
80% of your brain is made up of water.
Over 1,000 birds die every year from smashing into windows.