Archivo: Psittacosaurus juveniles

Description: Cluster of six juvenile Psittacosaurus (IVPP V14341) from the Early Cretaceous of Lujiatun, Liaoning Province, China. The specimen, illustrated as a photograph, 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.
Title: Psittacosaurus juveniles
Credit: http://www.app.pan.pl/article/item/app20120128.html
Author: Qi Zhao, Michael J. Benton, Xing Xu, and Martin J. Sander
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