Based upon the curving of the A.afarensis finger and toe bones,some paleoanthropologists believe that this species was adapted to:

Question

Quizplus · Accepted Answer

The curving of the finger and toe bones in A. afarensis suggest that this species was adapted to arboreal suspensory locomotion, which involves moving through trees while suspending oneself from branches, vines or lianas. This form of locomotion requires the ability to grip and swing from branches, which the curvature of the finger and toe bones would have provided. It is unlikely that knuckle walking, high-speed quadrupedal running, or essentially modern bipedal locomotion would require such adaptations.

Based Upon the Curving of the A