To get a picture of how Lucy's species, Australopithecus afarensis, moved, scientists compare fossils to the bones of modern humans, as well as to the anatomy ... Lucy: arm bones With dangling ...

The forearm is the part of the arm between the elbow and the wrist, and it consists of two bones: the radius and ... and ...

A pitcher can use the same anatomy to throw a ball at a hundred ... same cluster of wrist bones connected to the same long bones of the arm. When Charles Darwin wrote Origin of Species, he singled ...

Even experienced artists have to study the skill with dedication to master it because the human hand is a very complex piece of anatomy ... guides to how to draw an arm, and how to draw a face.