https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13952748Edit ImageSaveSaveEditCropCustom TextMallard duck both standing on a bank and swimming out from the shore. Chromolithograph after P. Smit.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 799 px | 300 dpiLarge JPEG 3232 x 2152 px | 300 dpiFree DownloadMallard duck both standing on a bank and swimming out from the shore. Chromolithograph after P. Smit.More