This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
The coal measures Amphibia of North America Page BHL. The coal measures Amphibia of North America by Roy Lee Moodie Page Text Illustration biodiversitylibrary org title Moodie Roy Lee NOTINCOPYRIGHT Biodiversity Heritage Library PDold The coal measures Amphibia of North America Images uploaded by Files from the Biodiversity