Homo rudolfensis

Type: Keyphrase
Name: Homo rudolfensis
First reported Jul 03 2014 - Updated Jul 03 2014 - 1 reports

How Evolving Traits Helped Humans Survive Unstable World

By Charles Q. Choi, Live Science ContributorDate: 03 July 2014 Time: 02:01 PM ETThree early human species likely co-existed at the dawn of humanity between 2.1 million and 1.8 million years ago, including the 1470 group (likely Homo rudolfensis ) and ... [Published LiveScience.com - Jul 03 2014]
First reported Jul 03 2014 - Updated Jul 03 2014 - 1 reports

Patchwork-Like Human Evolution

Stone tools, big brains, and long legs made for walking—the hallmarks of humanity —arose at different times and in patchwork fashion in Africa millions of years ago, not in one big jump as previously thought, evolution experts suggested on Thursday.Scientists ... [Published National Geographic - Jul 03 2014]


...That would have catalyzed evolutionary changes, "including increasing brain size and complexity, greater terrestrial mobility, and a reduction in the size of the jaws and teeth" Stringer says
...This will help develop and test models involving the intricate relationships between brain and body size, diet, mortality and other factors "to help us interpret the fossil and archaeological evidence that we now have" Aiello said
...However, he didn't agree with the group's larger generalization. "They look at this overall cranial shape and say, 'If you look at Homo habilis and erectus, there isn't much more difference," Wood said by telephone. "You can't infer the latter from the former." The reason why Homo habilis and Homo erectus are viewed as distinct isn't just the cranial shape, Wood said. Changes in the wrists and ankles, as well as in leg bones, took place at that time. Merging the classes doesn't make sense even if they share cranial shapes, he said."

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Patchwork-Like Human Evolution [Published National Geographic - Jul 03 2014]
How Evolving Traits Helped Humans Survive Unsta... [Published LiveScience.com - Jul 03 2014]
Ancient skulls suggests one lineage for early h... [Published McAlester News-Capital - Oct 31 2013]
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