Yellow-billed Pintail vs Wandering Whistling-duck
Anas georgica comparado con Dendrocygna arcuata
Side-by-Side Comparison
| Atributo | Yellow-billed Pintail | Wandering Whistling-duck |
|---|---|---|
| Nombre científico | Anas georgica | Dendrocygna arcuata |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 41,1 cm (16.2 in) | 37,2 cm (14.6 in) |
| Peso | 626,6666666666666 g (22.11 oz) | 779,5 g (27.50 oz) |
| Dieta | Eats aquatic invertebrates, molluscs, and small fish; dives in shallow water; diet varies between freshwater … | Eats grasses, sedges, and aquatic plants in tundra; winter diet of coastal salt marsh grasses … |
| Tamaño de la puesta | 3-12 | 6-15 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Yellow-billed Pintail only
Wandering Whistling-duck only
Ninguno
Yellow-billed Pintail
Freshwater and brackish lakes, rivers, marshes, and bogs from the Andes to Patagonia in South America, plus the Falkland Islands and South Georgia. Ranges from sea level to high altitudes. Partially migratory.
Wandering Whistling-duck
Tropical freshwater marshes, flooded grasslands, swamps, and lake margins from the Philippines and Indonesia through Papua New Guinea to northern and eastern Australia. Nomadic following wet season flooding.
Song & Call Comparison
Yellow-billed Pintail
Female gives a nasal, descending quacking series; male utters a short, whistled note. Calls are softer than the Northern Pintail; heard across South American lakes and pampas marshes.
Wandering Whistling-duck
A soft whistle 'whi-whi-whi' in flight. Less vocal than other whistling-ducks; flocks tend to be quieter. Given at dawn and dusk during flight to roosting or feeding areas.
Geographic Range & Migration
Yellow-billed Pintail
Breeds across the northern Palearctic; winters in Europe, North Africa, the Middle East, and South Asia.
Wandering Whistling-duck
Breeds in Arctic and subarctic regions; winters at sea around the Antarctic pack ice, one of the longest migrations known.
Estado de conservación
Yellow-billed Pintail
Wandering Whistling-duck
How to Tell Them Apart
Yellow-billed Pintail
Brown plumage with pale buff feather edges creating scalloped pattern. Yellow bill with black ridge and tip. Pointed tail; long neck. Iridescent speculum with buff front border. Sexes similar. Andean …
Wandering Whistling-duck
Rich chestnut-brown head and neck; dark brown back. Flanks rufous with pale buff streaks and dark spots. Belly blackish. Long, dark pinkish legs. Upright posture typical of whistling-ducks. Sexes similar.
About These Birds
Yellow-billed Pintail
El pato maicero o ánade georgiano es un pato dabbling de color marrón amarillento moteado con una larga y puntiaguda cola. Distribuido desde Colombia hasta Argentina y Chile, incluyendo las islas del Atlántico sur, habita en humedales andinos de altitud, lagunas pampeanas y marismas costeras. Su nombre alude a la isla Georgia del Sur, donde se reproduce.
Wandering Whistling-duck
El pato silbador vagabundo es un pato silbador de distribución amplia en las regiones tropicales de Asia y el Pacífico, desde Borneo e Indonesia hasta Nueva Guinea y Australia. Tiene plumaje castaño con blanco y negro en los flancos. Habita en humedales tropicales, pantanos, lagunas, estanques y arrozales. Es una especie nómada que sigue las lluvias en busca de humedales.