Grey Partridge
Images: K.Pitk, CC BY-SA 3.0, Archibald Thorburn, Public domain, USFWS Mountain Prairie, Attribution License, Brian H. Hoffe, Attribution-NonCommercial-ShareAlike License, Bernard Stam, CC BY-SA 2.0, J.boldbaatar, Attribution-NonCommercial-ShareAlike License, Frank Vassen, CC BY 2.0, ressaure, Attribution-NonCommercial-ShareAlike License,
Audio: Peter Boesman, Attribution-Non-Commercial-No Derivatives License, idem, Krzysztof Deoniziak, Attribution-Non-Commercial-No Derivatives License,