https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13995262Edit ImageSaveSaveEditCropCustom TextSkeleton and shell of a turtle, seen from below. Line engraving by Mutlow after S. Edwards , 1809.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 754 px | 300 dpiLarge JPEG 3372 x 2120 px | 300 dpiFree DownloadSkeleton and shell of a turtle, seen from below. Line engraving by Mutlow after S. Edwards , 1809.More