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A grooming claw (or toilet claw) is the specialized claw or nail on the foot of certain , used for personal grooming. All have a grooming claw, but the digit that is specialized in this manner varies. have a grooming claw on second and third . In the suborder Strepsirrhini, which includes , and Lorisidae, the grooming claw is on the second toe. (2025). 9788496553897, Lynx Edicions. ISBN 9788496553897 Less commonly known, a grooming claw is also found on the second pedal digit of ( Aotus), ( Callicebus), and possibly other New World monkeys.
The first toe is the large one, the equivalent of a human Hallux. However, in all these prosimians the foot is more or less hand-like. The first toe is opposable, like a human thumb, and the second and third toes correspond approximately to the index and middle fingers.
Like a claw or a nail, the grooming claw is also made of keratin. It resembles a claw in both its lateral compression and longitudinal curvature. However, the tip is not as pointed, and it always stands at a steeper angle, a characteristic that also distinguishes it from a nail.
Function
The grooming claw is used in personal grooming to rake through the fur or scratch, particularly around the head and neck.
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