INTERESTING 17-YEAR CICADA FACTS

INTERESTING 17-YEAR CICADA FACTS

People call these cicadas “locusts” but they are not true locusts — real locusts look like grasshoppers. The phrase “17 year cicada” indicates that they arrive every 17 years. The name “periodical cicadas” indicates that they arrive periodically and not each and every...
THE MAGIC OF SOIL

THE MAGIC OF SOIL

The ground beneath your feet has a lot more mysteries and marvels to it than you might think. There is a thick layer of granite beneath all the continents. This granite gives rigidity to the continental masses, and is the foundation upon which rests the sedimentary...
THE FALSE EYED FROG

THE FALSE EYED FROG

The South American false-eyed frog is an interesting creature. Generally about 3 inches long, it is brown, black, blue, gray, and white! Drops of each color are on its skin, and it can suddenly change from one of these colors to the others, simply by masking out...
URINARY SYSTEM

URINARY SYSTEM

Your kidneys are the primary filtration and removal plant in your body. They are your blood cleaning organs. Most of your kidneys consist of nephrons. Each one is a capillary cluster with a coiled tube attached to it. There are over a million of them in your kidneys!...
MUSCLES

MUSCLES

Hold your hand out in front of you and look at it. Move the palm up, then down, and around. Then rotate it slowly from one side to the other. There is hardly a movement that you cannot do with it. Notice that those motions involve your forearm and upper arm. From your...