What Are Our Nails For?
What Are Our Nails For? Our nails are very useful. Our fingernails help us to pick small objects and to do fine work. They also protect the
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Nails
Why Do Cats Retract Their Claws?
Why Do Cats Retract Their Claws? Cats retract their claws in order to keep them sharp for catching mice and other prey. A cat has a special
Why Do Horses Wear Shoes?
Why Do Horses Wear Shoes? A horse is shod with horseshoes to protect its feet from injury and wear. A horse’s shoe is a metal plate that fit
Why Do We Have Half-moons under Our Fingernails?
Why Do We Have Half-moons under Our Fingernails? The pale half-moon area at the base of the fingernail is known as the lunula (luna is the L
How Do Fingernails Grow?
Fingernails grow from the matrix. As new cells grow in the matrix, the older cells are pushed out, compacted and take on the familiar…