Posts Tagged ‘Psittacosaurus’

WFS News: Scientists discover hidden step in evolution of dinosaur feather

@WFS,World Fossil Society, Athira, Riffin T Sajeev, Russel T Sajeev Palaeontologists at University College Cork (UCC) in Ireland have discovered that some feathered dinosaurs had scaly skin like reptiles today, thus shedding new light on the evolutionary transition from scales to feathers. The researchers studied a new specimen of the feathered dinosaurĀ PsittacosaurusĀ from the early Cretaceous […]

WFS News: 3D Camouflage in a Psittacosaurus Dinosaur

After reconstructing the colour patterns of a well-preserved dinosaur from China, researchers from the University of Bristol have found that the long-lost species Psittacosaurus (meaning “parrot lizard,” a reference to its parrot-like beak) was light on its underside and darker on top. This colour pattern, known as countershading, is a common form of camouflage in […]

How ‘Parrot Dinosaur’ Switched from Four Feet to Two as It Grew

Tracking the growth of dinosaurs and how they changed as they grew is difficult. Using a combination of biomechanical analysis and bone histology, palaeontologists from Beijing, Bristol, and Bonn have shown how one of the best-known dinosaurs switched from four feet to two as it grew. Psittacosaurus, the ‘parrot dinosaur’ is known from more than […]