News > Why do we have toenails?
24/05/2021 04:46 PM | Click to read full article
Nails are made of keratin, a protein found in hair, fur, claws and hooves. But unlike claws, nails are wide and flat, shielding the tips of fingers and toes from injury.
As well as protecting your delicate digits, fingernails provide a rigid backing to help you grab and separate small objects. Just imagine picking up a jigsaw piece or peeling a sticker from its backing – you’d struggle without nails.
