Hot water is heavier than cold. Iceland consumes more Coca-Cola per capita than any other nation. There are more collect calls on Father's Day than any other day of the year. Heinz Catsup leaving the bottle travels at 25 miles per year. It is possible to lead a cow upstairs but not downstairs.
Men get hiccups more often than woman.
Armadillos can be housebroken. Human teeth are almost as hard as rocks. A mole can dig a tunnel 300 feet long in just one night. Ancient Egyptians slept on pillows made of stone. A hippo can open its mouth wide enough to fit a 4 foot tall child inside.