A CLAW or TALON is a curved, pointed appendage found on the feet of certain animals, such as birds of prey and cats. The term 'CLAW' is often used to refer to the entire foot, while 'TALON' is used to refer to the sharp, curved part of the foot. The crossword solution for this term is 'NAIL, ' which is a similar appendage found on the feet of humans and other primates. A NAIL is made up of a hard keratin material and is used for gripping and scratching.