Fig. 2 in Juvenile-only clusters and behaviour of the Early Cretaceous dinosaur Psittacosaurus

Fig. 2. Cluster of six juvenile ceratopsian dinosaurs Psittacosaurus (IVPP V14341) from the Early Cretaceous of Lujiatun, Liaoning Province, China. The specimen, illustrated as a photograph (A) and interpretive drawing (B), shows six aligned juvenile specimens, of which specimens 2–6 are estimated to have been two years old at death, and specimen 1 was three years old, based on bone histological analysis.