https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13956461Edit ImageSaveSaveEditCropCustom TextA black rat sitting upright on the ground. Etching by W. S. Howitt.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 793 px | 300 dpiLarge JPEG 3260 x 2154 px | 300 dpiFree DownloadA black rat sitting upright on the ground. Etching by W. S. Howitt.More