Australopithecus afarensis
This is the name given to the female Australopithecus skeleton found in Ethiopia?
Lucy
This is one main difference between an Australopithecus skull and a modern human skull (answers will vary)
Answers vary
This is the word used to describe the thickness of the bones in the Australopithecus skull
Robust
This is the word used to describe the less-thick bones of the modern human skull, compared to the Australopithecus skull
Gracile
These were most likely the main part of Lucy's diet
Plants
She also probably ate insects and even some small animals
This is something that Australopithecus likely ate a lot of. Modern humans can't handle it quite as well.
Raw plants