https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13971979Edit ImageSaveSaveEditCropCustom TextA dissection of a male ray or skate. Etching.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 895 px | 300 dpiLarge JPEG 3184 x 2376 px | 300 dpiFree DownloadA dissection of a male ray or skate. Etching.More