Scientists uncovered two fossilized hoofed dinosaur “mummies” with preserved skin and the first evidence of hooves in any ...

“There are so many amazing ‘firsts’ preserved in these duck-billed mummies,” said Sereno. “The earliest hooves documented in ...

A clay layer one-hundredth of an inch thick preserves the fleshy details of dinosaurs buried suddenly in east-central Wyoming ...

Two fossilized "mummies" unearthed by scientists in the badlands of Wyoming of the duckbilled dinosaur Edmontosaurus reveal ...