https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14020950Edit ImageSaveSaveEditCropCustom TextAbove, a bird, a Cretan sheep and two African sheep, an insect and a mollusc; below, three butterflies, a bird of paradise and a titmouse. Engraving by Heath.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 953 x 1200 px | 300 dpiLarge JPEG 1491 x 1878 px | 300 dpiFree DownloadAbove, a bird, a Cretan sheep and two African sheep, an insect and a mollusc; below, three butterflies, a bird of paradise and a titmouse. Engraving by Heath.More