White-faced Whistling-Duck vs White-rumped Sandpiper

In short

The White-faced Whistling-Duck and White-rumped Sandpiper are distinct in both appearance and habitat. The duck is a waterfowl with a striking white face and long neck, while the sandpiper is a small shorebird with a notable white rump patch. They occupy different environments, with the duck in wetlands and the sandpiper in tundra or coastal areas.

Identification tips

1. Look for the white face and long neck of the duck versus the white rump patch of the sandpiper. 2. Note the habitat: ducks are in wetlands, sandpipers in coastal or tundra areas. 3. Observe size: ducks are larger and bulkier. 4. Listen for the duck's whistling calls compared to the sandpiper's distinct flight call.

Size

The White-faced Whistling-Duck is significantly larger, being a medium-sized duck, whereas the White-rumped Sandpiper is a small shorebird.

Plumage

The duck has a distinctive white face and dark body, while the sandpiper has a more muted brown and gray plumage with a conspicuous white rump patch visible in flight.

Behaviour

White-faced Whistling-Ducks are often seen in large flocks, swimming or dabbling in water. White-rumped Sandpipers forage in small groups or alone, often seen probing mud or sand.

Habitat

The duck is found in freshwater wetlands, while the sandpiper inhabits tundra during breeding and coastal areas during migration.

Voice

The White-faced Whistling-Duck is known for its whistling calls, whereas the White-rumped Sandpiper has a distinct call often heard during flight.