Common Goldeneye vs Wandering Whistling-duck
Bucephala clangula comparado con Dendrocygna arcuata
Side-by-Side Comparison
| Atributo | Common Goldeneye | Wandering Whistling-duck |
|---|---|---|
| Nombre científico | Bucephala clangula | Dendrocygna arcuata |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 41,7 cm (16.4 in) | 37,2 cm (14.6 in) |
| Peso | 921,0 g (32.49 oz) | 779,5 g (27.50 oz) |
| Dieta | Dives for aquatic invertebrates, crustaceans, molluscs, and small fish. Forages in lakes, rivers, and coastal … | Eats grasses, sedges, and aquatic plants in tundra; winter diet of coastal salt marsh grasses … |
| Tamaño de la puesta | 1-28 | 6-15 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Common Goldeneye only
Wandering Whistling-duck only
Ninguno
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
Common Goldeneye
Male emits a buzzy, insect-like zeee-zeee-zeee wing whistle; female gives a grating quack. The mechanical wing-whistle produced by the male in display flight is the species' most distinctive sound.
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
Common Goldeneye
Breeds across boreal forests of North America, Europe, and Asia. Winters on coasts and large lakes south to the Mediterranean and the Gulf states.
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
Common Goldeneye
Wandering Whistling-duck
How to Tell Them Apart
Common Goldeneye
Male has glossy green-black head with round white spot at bill base; body white with black back and scapulars; yellow eye. Female has chocolate-brown head, white collar, and grey body.
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
Common Goldeneye
El pato chillón o porrón osculado es un pato buceador con el macho de cabeza redondeada verde-negro iridiscente y un pequeño parche blanco circular frente al ojo. Cría en bosques boreales de Europa, Asia y Norteamérica, anidando en cavidades de árboles. Cuando los patos vuelan, las alas producen un sonido silbante característico, de ahí su nombre en inglés 'goldeneye' (ojo dorado).
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.