Our study shows that you can use pretty seemingly unremarkable fossils to get pretty remarkable results," says co-author Martin Qvarnström, who studies early dinosaur evolution at Uppsala University in Sweden.
Despite the age and acidity of many of the fossils, the team found many of the insects the dinosaurs ate to be well preserved. "Some of them were so beautifully preserved in three dimensions that we could see details of their anatomy that would otherwise be lost to history.
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