Sneeuwgors (Plectrophenax nivalis) (1596 - 1610) by Anselmus Boëtius de Boodt and Elias Verhulst https://www.rawpixel.com/image/13742809/image-paper-art-watercolorFree Image from public domain licenseSnow Bunting from Birds of America (1827) by John James Audubon, etched by William Home Lizars. Original from University of… https://www.rawpixel.com/image/277460/free-illustration-image-audubon-birds-america-public-domain-birdFree Image from public domain license