Do Hippos Sweat Blood?
Sometimes the hippo’s thick hide becomes covered with pinkish dew. He looks to be sweating blood, but actually, this is not so at all. The big fellow spends about half...
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Why Is Blood Red?
Why Is Blood Red? Blood gets its red color from a substance called “hemoglobin.” Hemoglobin has a molecule called a “heme” which has the metal...
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What Causes Goose Pimples?
What Causes Goose Pimples? Sometimes when we are cold or frightened, little bumps, called goose pimples, form on our skin. We may also get a prickly feeling that makes...
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Can You Get Warts from a Toad?
Can You Get Warts from a Toad? No. Touching a toad has nothing to do whatsoever with the cause of warts. This belief is just superstition. The rough skin of a toad...
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What Causes Black and Blue Marks?
What Causes Black and Blue Marks? If you fall or receive a sharp blow, you may get a painful bump that soon turns black and blue. When you bruise yourself, tiny blood...
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