Author: Carolyn Gramling / Source: Science News
Brooding birds from chickadees to ostriches sit squarely on their eggs.
But scientists thought some of the heftier dinosaur ancestors of birds might not be able to do that without crushing the clutches. Now, a new study finds that certain dinos with a little extra junk in the trunk also had a clever brooding strategy: They sat within an open space at the center of a ring of eggs, rather than right smack on top of them.The researchers studied about three dozen fossilized egg clutches belonging to different species of oviraptorosaurs, a group of feathered meat-eating dinosaurs. Clutches laid by larger oviraptorosaur species also had the largest openings at the center, a team led by paleontologist Kohei Tanaka of Nagoya University Museum in Japan reports May 16…
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