https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/14006492Edit ImageSaveSaveEditCropCustom TextA dog on a laboratory bench sits up and begs the prospective vivisector for mercy. Engraving by C.J. Tomkins, 1883, after a painting by J. McClure Hamilton.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 875 x 1200 px | 300 dpiLarge JPEG 2406 x 3300 px | 300 dpiFree DownloadA dog on a laboratory bench sits up and begs the prospective vivisector for mercy. Engraving by C.J. Tomkins, 1883, after a painting by J. McClure Hamilton.More