BBC: Researchers have found evidence to suggest that climate change, rather than humans, was the main factor that drove the woolly mammoth to extinction.
A DNA analysis shows that the number of creatures began to decrease much earlier than previously thought as the world's climate changed.
It also shows that there was a distinct population of mammoth in Europe that died out around 30,000 years ago.
The results have published in the Proceedings of the Royal Society B.
The view many researchers...