Biggest map of dinosaur tree yet suggests they emerged 20 million years earlier than thought

Biggest map of dinosaur tree yet suggests they emerged 20 million years earlier than thought
A team of researchers from the UK and the US has mapped the biggest dinosaur tree yet, and in so doing, has found that the creatures may have evolved 20 million years earlier than most in the field have thought.

November 9, 2016 at 11:53PM
via Digg http://phys.org/news/2016-11-biggest-dinosaur-tree-emerged-million.html?utm_source=ifttt