https://novo.goldenmidas.net/story.php?title=the-my-gree-cams-mystery-revealed-2 Evidence of endothermy in Mesozoic dinosaurs involves the discovery of polar dinosaurs in Australia and Antarctica as properly as evaluation of blood-vessel structures inside fossil bones that are typical of endotherms. Evidence for real, vaned feathers related to the flight feathers of modern-day birds has been located only in the theropod subgroup Maniraptora, which involves oviraptorosaurs, troodontids, dromaeosaurids, and birds. Fri, 24 Feb 2023 04:42:01 UTC en