1. Pinnated Grous. 2. Blue-Green Warbler. 3. Nashville W., from the book, American Ornithology, Alexander Lawson https://www.rawpixel.com/image/8845666/image-vintage-book-public-domainFree Image from public domain license Plate 87: Redstart, Hooded Warbler, Canada Warbler, Wilson's Warbler by Allan Brooks https://www.rawpixel.com/image/8905447/image-watercolor-art-vintageFree Image from public domain license1. Red-winged Starling. 2. Female. 3. Black-poll Warbler. 4. Lesser Red-poll, Alexander Lawson https://www.rawpixel.com/image/8847107/image-plant-vintage-public-domainFree Image from public domain licensePNG Wilson's warbler, collage element, transparent background https://www.rawpixel.com/image/9295657/png-animal-birdView licenseWilson's warbler collage element psd https://www.rawpixel.com/image/9295125/wilsons-warbler-collage-element-psdView licenseWilson's warbler isolated image https://www.rawpixel.com/image/9258898/wilsons-warbler-isolated-imageView licenseGreen Black-Capt Flycatcher from Birds of America (1827) by John James Audubon, etched by William Home Lizars. Original from… https://www.rawpixel.com/image/277574/free-illustration-image-audubon-john-james-warbler-vintage-birdFree Image from public domain license