NEW YORK — Using fossilized feces and vomit samples from Poland, scientists have reconstructed how dinosaurs came to dominate the Earth millions of years ago. Researchers aren’t sure whether ...

The contents of 200-million-year-old faeces and vomit are helping show how dinosaurs took over the world at the start of the Jurassic Period. Well-preserved plants, bones, fish parts and even ...

Dinosaur skeletons outline where their reproductive ... exit for a chamber that contains the exit points for urine and feces, and also conceals the genitals when they’re not in active use.

Fossils from the age of dinosaurs are an irreplaceable window into a time when these ancient creatures roamed the Earth. These remains, including bones, footprints and even fossilized feces ...