Cyanoie à ailes bleues vs Ouette de Magellan

The Blue-winged Goose and Upland Goose can be distinguished primarily by their wing coloration and geographic range. The Blue-winged Goose, endemic to Ethiopia, has distinctive blue-gray wings, while the Upland Goose, found in southern South America, lacks this feature and has a more contrasting black and white plumage.

Focus on the wing coloration: blue-gray wings indicate a Blue-winged Goose, while a more contrasting black and white pattern suggests an Upland Goose. Additionally, consider the geographic location to aid identification.

The Blue-winged Goose has blue-gray wings which are a key distinguishing feature, whereas the Upland Goose displays a more contrasting black and white plumage. The Upland Goose also typically shows a white head and neck, which is not present in the Blue-winged Goose.

The Blue-winged Goose is found in Ethiopia, often near highland lakes and marshes, while the Upland Goose inhabits grasslands and open areas in southern South America.