Red-footed Falcon (Falco rufipes) illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own…
https://www.rawpixel.com/image/324331/free-illustration-image-falcon-bird-dictionnaire-universel-dhistoire-naturelleFree Image from public domain license
Great Footed Hawk from Birds of America (1827) by John James Audubon, etched by William Home Lizars. Original from…