Yellowhammer
Images: Ulf Bodin, Attribution-NonCommercial-ShareAlike License, Drbrown1970, Attribution-NonCommercial-ShareAlike License, Andreas Trepte, CC BY-SA 2.5, Mibby23, Attribution-NonCommercial License, ressaure, Attribution-NonCommercial-ShareAlike License, Nick Goodrum Photography, Attribution License, Andreas Trepte, CC BY-SA 2.5, Andreas Eichler, CC BY-SA 4.0, xulescu_g, Attribution-ShareAlike License, miss Murasaki, Attribution-ShareAlike License, ott.rebane, Attribution License, doctor_forester, Attribution-NonCommercial License, jacksonjameswood, Attribution-NonCommercial License, BioDivLibrary, Attribution License,
Audio: Dawid Jablonski, Attribution-Non-Commercial-Share-Alike License, Richard Dunn, Attribution-Non-Commercial-No Derivatives License, idem,