12 million years ago, tiny dog-like animals crossed Nebraska as volcanic ash buried hundreds of animals; scientists have now found their footprints
At Ashfall Fossil Beds State Historical Park in northern Nebraska, researchers have spent decades excavating a mass graveyard created when volcanic ash swept across the Great Plains roughly 12 million years ago. The eruption occurred in what is now southwestern Idaho, about 1,000 miles from the Nebraska site, but fine…
The Times of India ·
