New research suggests that the first dinosaurs laid soft-shelled eggs — a finding that contradicts established thought. The study analyzed the eggs of two vastly different non-avian dinosaurs and found …read more Source:: Science
Tag: non-avian dinosaurs
Mammals switched to daytime activity after dinosaur extinction
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Mammals only started being active in the daytime after non-avian dinosaurs were wiped out about 66 million years ago (mya), finds a new study. …read more Source:: Science