Grooming claw - Wikipedia In the suborder Strepsirrhini, which includes lemurs, galagos and lorises, the grooming claw is on the second toe [2] Less commonly known, a grooming claw is also found on the second pedal digit of night monkeys (Aotus), titis (Callicebus), and possibly other New World monkeys
Stink Fights and Two Tongues? 5 Surprising Facts About Lemurs All lemurs have a grooming claw, but the digit on which it is found varies among species Many lemurs have scent glands that play a large part in how they communicate with one another
Lemur-Like Toes Complicate Human Lineage - Live Science The presence of a lemur-like grooming claw on a new human and monkey relative known as Notharctus tenebrosus is confusing scientists' traditional interpretation of our ancient history
Understanding Lemur Claw Grooming Practices - zoo-guide. com The role of grooming claws in lemur species compared to other primates and the implications for conservation In the world of primates, the nuances between nails and claws offer a fascinating insight into evolutionary adaptation and behavior
Fossils show ancient primates had grooming claws as well as nails This foot of a greater dwarf lemur, Cheirogaleus major, had a grooming claw on the second toe, indicated by the narrow, tapered bone at the end The flat and wide bones at the tips of the other toes show that these bore nails
47 million-year-old primate complicates human lineage Ida's claw could mean that fossils like N tenebrosus and D masillae were on their way to becoming the lemur lineage, and had already separated from the ape-monkey evolutionary line
Ancient Primates Had Specialized Grooming Claws Lemurs, lorises, galagoes and tarsiers have nails on most of their digits and grooming claws on their second – and in tarsiers, second and third – toes So, why did the ancestors of monkeys, apes and humans lose their grooming claws?
Tiny fossils give clues to origins of human social structure Scientists used to think that monkeys, apes and humans developed only flat finger and toe nails, while other primates — lemurs, lorises, galagoes and tarsiers — developed nails plus a grooming claw on one or more toes for removing parasites