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Dinosaurs

Birds Bird Evolution Early Dinosaurs Feathers Feathered Dinosaurs Juvenile Specimens Paleontology Modern Birds Dinosaur Reproduction Theropods Avialan Evolution Dinosaur Extinction Dinosaur Locomotion Pterosaur Evolution Ornithischians Dromaeosaurs Non-avian Dinosaurs Behavior Cretaceous Period Plant-Eating Dinosaurs Hunting Jurassic Period Flight capability Troodon formosus

New Four‑Winged Microraptorine Jian changmaensis Described From China’s Changma Basin

A partial shoulder and forelimb suggest a gliding four‑winged predator that extends confirmed microraptorine fossils into northwestern China.

Archaeopteryx Fossil Reveals Bird-Like Mouth Features Linked to Flight Demands