https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13964447Edit ImageSaveSaveEditCropCustom TextA variety of rays, including the thornback ray, the margined ray, the mirror ray, and the white ray. Engraving by Hill.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 773 px | 300 dpiLarge JPEG 3336 x 2148 px | 300 dpiFree DownloadA variety of rays, including the thornback ray, the margined ray, the mirror ray, and the white ray. Engraving by Hill.More