Dinosaurs first appeared around 230 million years ago, coexisting with large crocodile relatives and massive herbivores.

And the rise of the dinosaurs to a dominance that lasted 165 million years has now been charted… in the fossilized poop and puke ... various types of bromalite: coprolites (fossilized feces ...

So in the summer of 2021, Aase dropped off 5-gallon buckets at the quarries and asked diggers to toss in coprolites — the fossilized poop that is abundant at these sites. When the buckets filled, he ...

In the video above Heather Middleton, a local fossil hunter, explores the less glamorous side of the legendary collector's career: fossilised poo. Coprolites are the fossilised faeces of animals that ...