https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/325772Edit ImageSaveSaveEditCropCustom TextBlack grouse (Lyrurus tetrix) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska Fåglar Efter Naturen Och Pa Sten Ritade.MorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSmall JPEG 904 x 1200 px | 300 dpiLarge JPEG 2637 x 3500 px | 300 dpiBest Quality JPEG 5651 x 7500 px | 300 dpiTIFF 5651 x 7500 px | 300 dpi | 242.54 MBFree DownloadBlack grouse (Lyrurus tetrix) illustrated by the von Wright brothers. Digitally enhanced from our own 1929 folio version of Svenska Fåglar Efter Naturen Och Pa Sten Ritade.More