The paws must have curved, black nails and tough, black pads.

I could see him from the neck down - the three big fingers, long black nails and green rough skin.

A long black nail stroked teasingly down his check.

Once again, the long black nail ran teasingly down his cheek.

It would only be a black nail, and what was that, out here?

His black nails made pressure points on Svetz's arm.

He held out a hand to O'Brien, a gray hand with black nails.

His black nail looked purplish against the yellow check tablecloth.

She touched black nails to his face, feeling the bloat of the blood.

A black nail may be caused by an injury.