Previous research has noted other megafauna fossils around 6,000 and 5,000 years old in the American continent and elsewhere, says Dimila Mothé, a paleoecologist at the Universidade Federal do ...

Dr. Natalia Rybczynski from the Canadian Museum of Nature collects a fossil of the High Arctic camel in 2008 at the Fyles Leaf Bed site on Ellesmere Island. She uses toilet paper to gently wrap ...