Neanderthals, separate species or subspecies

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The PBS series "Becoming Human" highlights research suggesting that modern humans and Neanderthals may have interbred, a view that aligns with the current consensus among paleo-anthropologists. Most researchers now believe that Neanderthals and modern humans shared a common ancestor within the last 500,000 years, likely in Africa, rather than Neanderthals being direct ancestors of modern humans. The Neandertal Genome Project has provided evidence of genetic similarities between Neanderthals and non-African Homo sapiens, supporting the theory of interbreeding. Some studies propose that this interbreeding may have occurred before the migration of modern humans into Europe and Asia. Additionally, there is speculation about parallel adaptations to colder climates among these groups.
lavinia
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I just watched a PBS series on human origins called "Becoming Human". The last episode described research on Neanderthal man and left open the possibility that modern humans and Neanderthals interbred. What is the current consensus among paleo-anthropologists?
 
Biology news on Phys.org
http://www.sciencemag.org/site/special/neandertal/feature/index.html
"Although some researchers once thought they were our immediate ancestors in Europe, most now agree that Neandertals and modern humans most likely shared a common ancestor within the last 500,000 years, possibly in Africa."

The Neandertal Genome Project
http://www.eva.mpg.de/neandertal/press/presskit-neandertal/pdf/PR_MPI_Neandertal_EN.pdf (press release)
The Neandertal in us (science video)
http://www.eva.mpg.de/neandertal/press/presskit-neandertal/pdf/Science_Green.pdf (free article)

http://www.ncbi.nlm.nih.gov/pubmed/19391204
http://www.ncbi.nlm.nih.gov/pubmed/22099691
http://www.ncbi.nlm.nih.gov/pubmed/22048314
http://www.ncbi.nlm.nih.gov/pubmed/22048311
http://www.nature.com/hdy/journal/v100/n6/full/hdy200814a.html (free review)
 
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Thanks for the links.

So the evidence for interbreeding is a slightly greater genetic similarity between Neanderthals and non-African homo sapiens.

One article postulated that the interbreeding occurred early on before Europe and Asia were occupied.

Maybe another possibility is that there were parallel adaptations to colder climate.
 
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