"Like humans, Australopithecus had an S-shaped spine to hold an upright trunk on a tilted pelvis, and vertebral facets that are immense and become wider as you progress downward through the column ...

An artist’s reconstruction of Australopithecus afarensis ... the notochord becomes the vertebral column) Class: Mammalia Under this system, the term hominid refers to members of the Hominidae ...

The Australopithecus afarensis skeleton was ... looked fairly small to fit with the rest of Lucy's vertebral column." After looking into the fragment, they realised it was "just too small" to ...

As a result, earlier hominins like Australopithecus may have needed help to deliver their babies. Birth is strikingly dangerous for modern humans compared with other primates. Globally ...