Opposable thumb | anatomy | Britannica - Opposable thumb diagram
- Views: 398 873
The thumb is the first digit (finger) of the hand. When a person is standing in the medical Anatomists and other researchers focused exclusively on human anatomy, on the other hand, tend to elaborate this . The evolution of the fully opposable thumb is usually associated with Homo habilis, a forerunner of Homo sapiens. Other articles where Opposable thumb is discussed: primate: lemurs and lorises have an opposable thumb. Primates are not alone in having grasping feet, but.