A treasure trove of fossils chiseled out of a canyon in Canada’s Kootenay National Park rivals the famous Burgess Shale, the best record of early life on Earth, scientists say.
“Once we started to break fresh rock, we realized we had discovered something incredibly special,” said Robert Gaines, a geologist at Pomona College in Pomona, Calif., and co-author of a new study announcing the find. “It was an extraordinary moment.”
The Burgess Shale refers to both a fossil find and a 505-million-year-old rock formation made of mud and clay. The renowned Burgess Shale fossil quarry, a UNESCO World Heritage site located in Yoho National Park, is in a glacier-carved cliff in the Canadian Rockies. The fossils were discovered in 1909. Since then, several other fossil sites have been found in the Burgess Shale, but none as rich as the original
