Dinosaurs were big reptiles that lived a long, long time ago. Some were huge and others were small. They lived on land and in the sea, but they are now extinct, which means they don’t live on ...

Watch - Andy travels back to prehistoric times and has adventures while meeting the dinosaurs and ice-age beasts that once roamed our planet. Find Andy's Prehistoric Adventures on BBC iPlayer.

The fragments of vomit would have been emitted when dinosaurs such as Tyrannosaurus Rex and Triceratops were still roaming. Palaeontologist and curator at the Museum of East Zealand, Jesper Milàn ...