They seem like one more bodily detail to tend to without much benefit, and sometimes more detriment (breaking a nail or scratching oneself up, ouch!).
They seem like one more bodily detail to tend to without much benefit, and sometimes more detriment (breaking a nail or scratching oneself up, ouch!).
Helps with grip, helps protect your delicate fingers, good for scratching and picking out lice and mites and so on. Useful when under attack.