Piece of upper-jaw found in Kents Cavern, Devon
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Fossil discovery sheds new light on humans

3 November 2011 Last updated at 06:49 GMT

Humans were living in England as long as 44,000 years ago - far earlier than previously thought.

Scientists have analysed a jawbone excavated from a prehistoric cave in Devon and their findings suggest that our ancestors lived alongside Neanderthals and may have been responsible for their extinction.

Pallab Ghosh reports.