One-fourth of the world's population lives on less than $200 a year.
Ninety million people survive on less than $75 a year.
According to tests made at the Institute for the Study of Animal Problems in Washington, D.C., dogs and cats, like people, are either right-handed or left-handed --- that is, they favor either their right or left paws.
A giraffe can go without water longer than a camel can.
Blue whales weigh as much as 30 elephants and are as long as 3 Greyhound buses.
Crocodiles and alligators are surprisingly fast on land. Although they are rapid, they are not agile; so if you ever find yourself chased by one, run in a zigzag line. You'll lose him or her every time.
Birds do not sleep in their nests. They may occasionally nap in them, but they actually sleep in other places.
Most elephants weigh less than the tongue of the blue whale.
Butterflies taste with their hind feet.
Only female mosquitoes bite.
Mosquitoes are attracted to the color blue twice as much as to any other color.
If one places a tiny amount of liquor on a scorpion, it will instantly go mad and sting itself to death.
Every night, wasps bite into the stem of a plant, lock their mandibles (jaws) into position, stretch out at right angles to the stem, and, with legs dangling, fall asleep.
Ants stretch when they wake up. They also appear to yawn in a very human manner before taking up the tasks of the day.
Bees have 5 eyes. There are 3 small eyes on the top of a bee's head and 2 larger ones in front.
The outdoor temperature can be estimated to within several degrees by timing the chirps of a cricket. It is done this way: count the number of chirps in a 15-second period, and add 37 to the total. The result will be very close to the actual Fahrenheit temperature. This formula, however, only works in warm weather. (Try it!)
In the United States, a pound of potato chips cost two hundred times more than a pound of potatoes.
Caesar salad has nothing to do with any of the Caesars. It was first concocted in a bar in Tijuana, Mexico, in the 1920's.
A raisin dropped in a glass of fresh champagne will bounce up and down continually from the bottom of the glass to the top.
Celery has negative calories! It takes more calories to eat a piece of celery than the celery has in it to begin with.