PhysOrg Posted June 17, 2020 Share Posted June 17, 2020 New research suggests that the first dinosaurs laid soft-shelled eggs—a finding that contradicts established thought. The study, led by the American Museum of Natural History and Yale University and published today in the journal Nature, applied a suite of sophisticated geochemical methods to analyze the eggs of two vastly different non-avian dinosaurs and found that they resembled those of turtles in their microstructure, composition, and mechanical properties. The research also suggests that hard-shelled eggs evolved at least three times independently in the dinosaur family tree.View the full article Quote Link to comment Share on other sites More sharing options...
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