In the Badlands of North Dakota, scientists think they mighthave found the fossilized remains of animals killed on the dayan asteroid struck Earth 66 million years ago. The evidencepoints to a catastrophic event, with a jumble of rarefossils, including a pterosaur embryo still in its shell and awell-preserved patch of triceratops skin mixed in with tinyspheres of clay and glass that could be the fallout from themassive asteroid impact. Sir David Attenborough guides us on asearch for clues that could give an unprecedented snapshot ofwhat happened in the dinosaurs' final moments on Earth.
