Because of their anatomical features, robust australopithecines are considered to be __________.
A) much more aggressive than gracile australopithecines
B) meat eaters
C) an evolutionary dead end
D) more social than gracile australopithecines

Question

Quizplus · Accepted Answer

Robust australopithecines are considered to be an evolutionary dead end because they did not give rise to any species beyond their own. Their anatomical features, such as their large teeth and jaws, were specialized for a herbivorous diet of tough, fibrous foods. However, as the environment changed and other hominin species evolved, robust australopithecines were unable to adapt and went extinct.

Because of Their Anatomical Features, Robust Australopithecines Are Considered to Be