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:
NovitatesZoologicae Pl. Merops persicus persicus Merops persicus persicus Pallas Cabanis Heine en Bluecheeked Beeeater in winter in spring Novitates Zoologicae archive org Volume Plate Walter Rothschild Ernst Hartert Jordan editors PDold Novitates Zoologicae volume illustrations of birds Merops persicus