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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 There a Difference Between a Rabbit and a Hare?
Is There a Difference Between a Rabbit and a Hare? Although rabbits and hares look so much alike that they are often mistaken for…
Do Dogs Dream?
Do Dogs Dream? We do not really know if dogs dream, because they are not able to tell us when they wake up. If…
Why Do Sharks Attack People?
Why Do Sharks Attack People? Sometimes sharks attack people by mistake; they actually think they're biting a fish or a seal. Other attacks h
How Are Mountains Formed?
How Are Mountains Formed? Mountains are created by slow movements in the earth’s crust. In some places, heat and pressure deep inside the