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Sagot :
Hominins have non-honing chewing. Nonhoning Chewing - No Slicing, Mainly Grinding. The two main differences between living apes and humans, including human ancestors, are bipedalism and non-honing chewing.
Major morphological features diagnostic (i.e., informative) of bipedalism include the presence of a bicondylar angle, or valgus knee; a more inferiorly located foramen magnum; the presence of a reduced or nonopposable large toe; a higher arch at the foot; a greater posterior orientation of the anterior part of the iliac.
The savannah hypothesis (or savanna hypothesis) is speculation that human bipedalism advanced as a direct result of human ancestors' transition from an arboreal lifestyle to one at the savannas.
Learn more about ancestors here: https://brainly.com/question/14189322
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