The Upland Goose is a large, sexually dimorphic waterfowl species prominent in the grasslands of southern South America, characterized by the stark plumage contrast between males and females.
Males produce a high-pitched, piping whistle; females emit a low, harsh, rhythmic cackle or quack.
Open Birdsong, tap record, and identify the bird singing near you in seconds — then collect it in your field journal.
Identify a bird by its song