Norwester77 t1_iwt0bd0 wrote
Reply to comment by MrInfinitumEnd in I saw in a video that chimpanzees and gorillas do not knuckle-walk in the same way, but they didn't explain what the difference is. Could someone elaborate on the physiological/anatomical differences? by [deleted]
Extend the wrist = bend the back of your hand toward the back of your forearm.
Flex the wrist = bend the palm of your hand toward the underside of your forearm.
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