At the wrist, apes have increased abduction (Lewis, 1969, 1989), and ape fingers are very long and hook-like relative to other non-swinging primates. Cartmill, M. Arboreal adaptations and the ...

This article examines the fossil evidence of our 6 million year evolution ... family is comprised of the hominoids, the group of primates that includes the "lesser apes" (siamangs and gibbons ...