https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14014453Edit ImageSaveSaveEditCropCustom TextSkull, jaw-bones and paws of a gopher and a beaver: fourteen figures. Etching, 1840/1870.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 981 x 1200 px | 300 dpiLarge JPEG 2398 x 2932 px | 300 dpiFree DownloadSkull, jaw-bones and paws of a gopher and a beaver: fourteen figures. Etching, 1840/1870.More