“Chauna Cristata, Northern Screamer, is dark grey, with a black ring around the neck and whitish-grey cheeks and throat. This is the largest form, and is bigger than turkey; it ranges from South Brazil to Argentina.” A. H. Evans, 1900
Evans, A. H. Birds (New York, NY: The Macmillan Company, 1900)
1617×2400, 1.2 MiB
689×1024, 168.7 KiB
431×640, 74.8 KiB
215×320, 20.6 KiB