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21 mag 2024 · Softer bird-style skin would have been too fragile without feathers for protection. Collectively, the new fossil evidence indicates that Psittacosaurus had reptile-style skin in areas where it...
5 giorni fa · Feathers are epidermal growths that form a distinctive outer covering, or plumage, on both avian (bird) and some non-avian dinosaurs and other archosaurs. They are the most complex integumentary structures found in vertebrates and an example of a complex evolutionary novelty.
21 mag 2024 · Softer bird-style skin would have been too fragile without feathers for protection. Collectively, the new fossil evidence indicates that Psittacosaurus had reptile-style skin in areas where it...
21 mag 2024 · May 21 (Reuters) - A new fossil of the Cretaceous Period dinosaur Psittacosaurus, a dog-sized herbivore with a parrot-like beak, that was donated to a Chinese university came with a surprise - one...
3 giorni fa · Reuters. 17:21 JST, May 30, 2024. A new fossil of the Cretaceous Period dinosaur Psittacosaurus, a dog-sized herbivore with a parrot-like beak, that was donated to a Chinese university came with a...
22 mag 2024 · Collectively, the new fossil evidence indicates that Psittacosaurus had reptile-style skin in areas where it didn't have feathers. The tail, which preserves feathers in some specimens, unfortunately did not preserve any feathers or skin in our specimen.
21 mag 2024 · Softer bird-style skin would have been too fragile without feathers for protection. Collectively, the new fossil evidence indicates that Psittacosaurus had reptile-style skin in areas where it didn’t have feathers.
