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Anatomical features - Essay Example

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Paleoanthropologists have been doing exemplary work from the past to help us understand what the world might have looked like in the past and who inhabitants might have been. They are looking for proofs to convince us that the origin of humankind is evolution. They have roamed…
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Anatomical features
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Anatomical features

Download file to see previous pages... The “Lucy” skeleton found at hadar Ethiopia and Dikika also found in Ethiopia. Other features like Footprints and others discovered by paleoanthropologist proved that certain creatures lived on earth millions of years ago before we were born.
Australopithecus afarensis is one of the extinct creatures discovered by Paleoanthropologists. Its remains were found in Ethiopia and it lived between close to 4 million years ago (Walter 2002). It was slenderly built. It is believed that A. afarensis was more closely related to modern human species, Homo sapiens
The most famous fossil is the partial skeleton named Lucy (3.2 million years old) found by Donald Johanson and colleagues (Esteban 2007). In life, Lucy had a height of roughly 1.1 meters and its weight was about 30 kilograms. Lucys skeleton gave signs that she was bipedal. The shape of lucys pelvis was a good reason to believe that she was bipedal. Another proves is femurs angle from hip socket to the knee joint, her skull was the same size as that of a chimpanzee (Esteban 2007). Lucy had one pelvic bone and made it difficult to tell the gender
The feet of Lucy were far apart, and each hind leg descends straight to the ground beneath the hip socket. The tibiae drop straight to the ground. Lucy teeth were resemblance to that of modern human. She had canine same size like that of human being.
Fingers were curved in such away that it suggests they grasp branches as they climb. Its iliac blades were short and seem wide. Its sacrum was wide and positioned directly behind the hip joint. Lucy had had much smaller and more v-shaped jaws. The footprints found in volcanic ash were similar to features of human leg phalanges and proved o be a creature similar to human.
Ardipithecus is a fossil hominoid, described by its discoverers as a very early hominin genus. Aramidus lived about 4.4 million years ago. It was Like ...Download file to see next pagesRead More
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