Dinosaurs - Ceratopsians - Horned dinosaurs

Dinosaurs - Ceratopsians - Horned dinosaurs. (Arrhinoceratops brachyops). Photographed at the Royal Tyrrell Museum of Paleontology, Drumheller, Alberta, Canada. Cretaceous, Alberta, Canada. The small hole on the left side of the frill (right on the photo) was most likely punctured by the horn of another horned dinosaur - probably of the same species - during a confrontqation

Ceratopsian Ceratopsians Dinosaur Dinosaurs Extinct Fossil Fossils Horn Horned Horns Palaeontology Prehistoric Skull Skulls

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