#New study suggests that hard eggshells evolved at least three times in dinosaur family tree
“#New study suggests that hard eggshells evolved at least three times in dinosaur family tree” The clutch of fossilized Protoceratops eggs and embryos examined in this study was discovered in the Gobi Desert of Mongolia at Ukhaa Tolgod. Credit: M. Ellison/©AMNH New research suggests that the first dinosaurs laid soft-shelled eggs—a finding that contradicts established…