Ferruginous Thrush from Birds of America (1827) by John James Audubon, etched by William Home Lizars. Original from… https://www.rawpixel.com/image/277333/free-illustration-image-audubon-birds-america-public-domain-birds-americaFree Image from public domain licensePng sticker ferruginous duck bird hand drawn https://www.rawpixel.com/image/2627903/free-illustration-png-duck-bird-animal-pngView licensePng sticker ferruginous duck bird hand drawn https://www.rawpixel.com/image/2637133/free-illustration-png-animal-png-duck-scandinavianView licenseVector ferruginous duck bird hand drawn https://www.rawpixel.com/image/2693317/premium-illustration-vector-abstract-animal-artworkView licenseVector ferruginous duck bird hand drawn https://www.rawpixel.com/image/2686683/premium-illustration-vector-abstract-animal-artworkView license1. Ferruginous Cryptonyx (Cryptonyx ferrugineus); 2. Long Billed Francolin (Francolinus longinostris); 3. Pental Quail… https://www.rawpixel.com/image/329687/free-illustration-image-john-edward-gray-birds-indiaFree Image from public domain licenseFerruginous duck male (Nyroca fuligule) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326257/free-illustration-image-duck-von-wright-brothers-birdFree Image from public domain licenseFerruginous duck female (Nyroca fuligule) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325715/free-illustration-image-von-wright-brothers-duck-birdFree Image from public domain licenseFerruginous duck male (Nyroca fuligule) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/326267/premium-illustration-psd-america-ancient-animalView licenseFerruginous duck female (Nyroca fuligule) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio… https://www.rawpixel.com/image/325650/premium-illustration-psd-america-ancient-animalView license