Interesting! Shows that we don’t not nearly enough about this stuff yet…

Neanderthals were already on the verge of extinction in Europe by the time modern humans arrived on the scene, a study suggests.

http://www.bbc.co.uk/news/science-environment-17179608

the actual paper:

http://mbe.oxfordjournals.org/content/early/2012/02/23/molbev.mss074.short?rss=1

doi: 10.1093/molbev/mss074