Common starling close up texture feather. Free public domain CC0 photo. https://www.rawpixel.com/image/6018329/photo-image-texture-public-domain-blueFree Image from public domain licenseShining starling (Aplonis metallica) illustrated by Elizabeth Gould (1804–1841) for John Gould’s (1804-1881)… https://www.rawpixel.com/image/321436/free-illustration-image-century-bird-gouldFree Image from public domain license