https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13952897Edit ImageSaveSaveEditCropCustom TextSkull of a horse. Chromolithograph, 1877.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 923 x 1200 px | 300 dpiLarge JPEG 2580 x 3354 px | 300 dpiFree DownloadSkull of a horse. Chromolithograph, 1877.More