Sixty-six million years ago, at the end of the Cretaceous Period, an asteroid impact near the Yucatán Peninsula of Mexico ...
6 小时
Study Finds on MSN‘Weird and wonderful’: Antarctic fossil forces scientists to redraw the bird family treeIn a nutshell A newly discovered 69-million-year-old bird skull from Antarctica proves that modern birds were already diverse ...
Scientists have made an exciting discovery—a 69-million-year-old fossil found in Antarctica is the oldest known modern bird.
Sixty-six million years ago, at the end of the Cretaceous Period, an asteroid impact near ... and director of Earth and Space Sciences at Denver Museum of Nature & Science. Birds known from ...
With its glaciers and sub-zero temperatures, Antarctica hardly seems like a place of refuge. However, the now icy continent ...
Sixty-six million years ago, at the end of the Cretaceous Period, an asteroid impact near the Yucatán Peninsula of Mexico triggered ... Patrick O’Connor, co-author on the study, professor at Ohio ...
Left: An illustration of a pterosaur by Julius Csotonyi. Right: The neck vertebra of cryodrakon boreas is on display in the Royal Tyrrell Museum’s Fossils in Focus exhibit, where visitors can ...
THE long-lost forefather of the beloved duck and goose has been discovered, after outliving the hardy dinosaurs. The ...
About 76 million years ago, a juvenile of one of the largest flying creatures in Earth's history, called Cryodrakon boreas, walked along a riverbank on a lush coastal plain and lowered its toothless ...
Scientists in Alberta's Dinosaur Provincial Park have unearthed a fossilized neck bone offering a glimpse into the Cretaceous Period's perilous life. The fossil belonged to a juvenile Cryodrakon ...
一些您可能无法访问的结果已被隐去。
显示无法访问的结果