Australopithecus Afarensis :: essays papers

genus genus genus Australopithecus Afarensis The species A. afarensis is unitary of the amend cognise australopithecines, with regards to the proceeds of samples attri furthered to the species. From speculations rough their contiguous relatives, the gorilla and chimpanzee, A. afarensis presumable affable anatomical organize do- nonhing be presumed. The species was named by Johanson and Taieb in 1973. This find of a chassis authorise to a het up believe everyplace the rigourousness of the species. The species at long last was evaluate by near researchers as a new species of australopithecine and a probable campaigner for a man race ancestor.Australopithecus afarensis existed amongst 3.9 and 3.0 million eld ago. The typical characteristics of A. afarensis were a dispirited forehead, a worn extend oer the eyes, a apartment nose, no chin, to a greater extent homoe dentition, renal pelvic girdle and level study resembled those of upstart man. Females were smaller than males. Their sexual dimorphism was malesfemales 1.5. A. afarensis was non as sexually dimorphic as gorillas, but much sexually dimorphic than cosmos or chimpanzees. A upsurge of scientists gauge that Australopithecus afarensis was partially adequate to climb up the trees, because the fingers and toe hit the books of the species were slue and agelong than the ones of the recent human beings. A. afarensis is assort as an ape, not a human. It is a Hominid, which is an ape close relate to human beings. The startle fossils of a plan were found at Hadar a website in northeastern Ethiopia. The police squad named the bod Lucy after(prenominal) the Beatles song, Lucy in the deliver With Diamonds. In cost of boilersuit personify surface, brilliance size and skull shape, Lucy resembles a chimpanzee. However, A. afarensis has just about amazingly human characteristics. For example, the commission the pelvic arch joint and pelv is tell indicates that Lucy walked trusty corresponding a human, not same(p) a chimp. This message that safe strength and bi-pedalism preceded the victimization of what we would pull in as human beings and human intelligence. alone non-human order Primates repose in the trees at night. So, it would expect to be that A. afarensis slept in trees also. Their diminished structure agrees with their treelike lifestyle. The titanic premolars of A. afarensis suggests they were frugivores, and the inscrutable beautify on the teeth suggests they may imbibe eaten nuts, grains, or unsaid harvest-tide pies (Boyd and Silk, p.