Because of the enhanced sense of touch, most primate species have Nails instead of claws on all limbs. Claws instead of nails on all limbs. Claws on the forelimbs only Nails on the forelimbs only.

**Nails instead of claws on all limbs.**<br /><br />Primates, including humans, have evolved nails instead of claws on all their digits. This adaptation enhances their sense of touch and allows for better manipulation of objects, which is crucial for activities like climbing, grooming, and handling food.