Why Do We Have Hair?
The main purpose of hair is to protect the body. Hair keeps the top of the head warm in winter, and shields it from bumps and bruises. The hair in our nose and ears...
Read MoreThe main purpose of hair is to protect the body. Hair keeps the top of the head warm in winter, and shields it from bumps and bruises. The hair in our nose and ears...
Read MoreThe whiskers on an animal’s face are organs of touch. They help the animal sense what’s going on around it. Scientists call whiskers vibrissae...
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