black-necked screamer References black-necked screamer bird Ask Anything Homework Help Also known as: Chauna chavaria Written by The Information Architects of Encyclopaedia Britannica The Information Architects maintain a master list of the topics included in the corpus of Encyclopædia Britannica, and create and manage the relationships between them. The Information Architects of Encyclopaedia Britannica Britannica AI Ask Anything Learn about this topic in these articles: screamer…east-central South America, and the black-necked screamer (C. chavaria), of Colombia and Venezuela, have hind crests of feathers. Read More…east-central South America, and the black-necked screamer (C. chavaria), of Colombia and Venezuela, have hind crests of feathers. Read More