ScienceDaily (Aug. 24, 2010) — The cave bear started to become extinct in Europe 24,000 years ago, but until now the cause was unknown. An international team of scientists has analysed mitochondrial DNA sequences from 17 new fossil samples, and compared these with the modern brown bear. The results show that the decline of the cave bear started 50,000 years ago, and was caused more by human expansion than by climate change.
http://www.sciencedaily.com/releases/2010/08/100824082230.htm
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True Causes for Extinction of Cave Bear Revealed: More Human Expansion Than Climate Change
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August 24, 2010 06:14PM |
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