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:
Ardea Cinerea in Danubius PannonicoMysicus by Marsigli. Drawing of link Grey Heron Ardea cinerea near lower Danube done after drawing by the Italian artist Raimondo Manzini Published in the work Danubius PannonicoMysicus by the Italian naturalist and soldier Luigi Ferdinando Marsigli Commonist object history credit line accession