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:
FMIB Head of Petromyzon marinus Seen from Below.jpeg check categories September Head of Petromyzon marinus Seen from Below Subject Sea lamprey Petromyzon Tag Fish Cite book FreshWater Fishes of Europe History of their Genera Species Structure Habits and Distribution Seeley London England Cassell Company Limited Fig Creator