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 British warblers Pl. . ffl Pl Illustration biodiversitylibrary org title Grnvold Henrik Howard Henry Eliot Biodiversity Heritage Library The British warblers history with problems of their lives pt Birds Great Britain Sylviidae Smithsonian Libraries bhl page dc identifier org taxonomy binomial Sylvia atricapilla