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:
Hvtravnur. en Pied raven By Ascanius who was Norwegian biologist and mineralogist and Fellow of the Royal Society who studied under Carl Linnaeus Hvtravnur Corvus corax variu blogspot dk html The image is from Peter Ascanius's Icones Rerum Naturalium or Figures enlumines d'histoire naturelle printed and published by Claude Philibert