Image: 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
Permission: This file is licensed under the Creative Commons Attribution 2.0 Generic license. You are free: to share – to copy, distribute and transmit the work to remix – to adapt the work Under the following conditions: attribution – You must attribute the work in the manner specified by the author or licensor (but not in any way that suggests that they endorse you or your use of the work). http://creativecommons.org/licenses/by/2.0 CC BY 2.0 Creative Commons Attribution 2.0 truetrue This image was published in Acta Palaeontologica Polonica journal. Their website states that the content of all APP articles is published under the Creative Commons Attribution 2.0 license, unless indicated otherwise.
Usage Terms: Creative Commons Attribution 2.0
License: CC BY 2.0
License Link: http://creativecommons.org/licenses/by/2.0
Attribution Required?: Yes