https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/324173Edit ImageSaveSaveEditCropCustom TextOval frog (Engystoma ovale) and Green toad (Bufo viridis) illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own 1892 edition of Dictionnaire Universel D'histoire Naturelle.MorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 751 x 1200 px | 300 dpiLarge JPEG 2189 x 3500 px | 300 dpiBest Quality JPEG 2815 x 4500 px | 300 dpiTIFF 2815 x 4500 px | 300 dpi | 72.5 MBFree DownloadOval frog (Engystoma ovale) and Green toad (Bufo viridis) illustrated by Charles Dessalines D' Orbigny (1806-1876). Digitally enhanced from our own 1892 edition of Dictionnaire Universel D'histoire Naturelle.More