Question

In some ways, the differences between Homo erectus and Homo habilis are more pronounced than those...

In some ways, the differences between Homo erectus and Homo habilis are more pronounced than those between H. habilis and the latest australopithecines. Provide three examples of anatomical characteristics in H. erectus that differ substantially from those observed in H. habilis and that illustrate the evolutionary trends between these species.

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Answer #1

The differences between H.erectus and H. Habilis are

Homo habilis Homo erectus
Height and built short and robust ( 4 ft 3 in) Taller (5 ft 10 in)
Facial features Face is protruding with predominant cheekbones Flat face with large brow-ridges
Limbs long arms and shorted legs Slender arms and legs, comparatively larger than modern humans
Brain size range in between 550 cm3 and 687 cm3 range in between 900 cm3 and 1200 cm3
Teeth elongated in appearance smaller than homo habilis, shovel-shaped

H.habilis was found about approximately 2.33 to 1.44 million years ago and found in Gelasian Pleistocene period. H.habilis is also called "handy man". This species is followed by H.erectus which is seen 1.9 million to 143,000 years ago from the fossils data. H.erectus existed in Pleistocene epoch. H. erectus is called "upright man"

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