Greylag Goose vs Wandering Whistling-duck
Anser anser comparado con Dendrocygna arcuata
Side-by-Side Comparison
| Atributo | Greylag Goose | Wandering Whistling-duck |
|---|---|---|
| Nombre científico | Anser anser | Dendrocygna arcuata |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 87,1 cm (34.3 in) | 37,2 cm (14.6 in) |
| Peso | 3297,5 g (116.32 oz) | 779,5 g (27.50 oz) |
| Dieta | -- | 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
Greylag Goose only
Wandering Whistling-duck only
Ninguno
Greylag Goose
Breeds on moorland, bogs, freshwater wetlands, and lake margins across Eurasia from Iceland to central Asia. Winters on estuaries, agricultural fields, and wetlands. Feral populations year-round in parks.
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
Greylag Goose
A deep, loud 'aahng' honking. The ancestral goose of domesticated geese; its call is the template for the classic 'goose honk'. Flocks are highly vocal in flight.
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
Greylag Goose
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
Greylag Goose
Wandering Whistling-duck
How to Tell Them Apart
Greylag Goose
Large and heavy; uniformly gray-brown with pale feather fringes on back. Head and neck grayish-brown. Orange-pink bill; pink legs. Pale gray forewing conspicuous in flight. Ancestor of domestic geese.
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
Greylag Goose
El ganso común es el antecesor del ganso doméstico más extendido en Europa. Tiene el cuerpo gris pardo, el pico naranja y las patas de color carne. Cría en humedales de Europa y Asia, y migra al sur en invierno. Es el ganso salvaje más grande de Europa y es la especie tipo del género Anser. Las parejas forman vínculos de larga duración y son conocidas por ser agresivas en la defensa del nido.
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.