Taiga Bean Goose vs Wandering Whistling-duck
Anser fabalis comparado con Dendrocygna arcuata
Side-by-Side Comparison
| Atributo | Taiga Bean Goose | Wandering Whistling-duck |
|---|---|---|
| Nombre científico | Anser fabalis | Dendrocygna arcuata |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 89,7 cm (35.3 in) | 37,2 cm (14.6 in) |
| Peso | 3115,0 g (109.88 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 | 3-8 | 6-15 |
| Population Trend | — | — |
Habitat Comparison
Taiga Bean Goose
Breeds in taiga forest, boggy clearings, and river valleys across Scandinavia and northern Russia. Winters on agricultural fields, pastures, and river valleys in western and central Europe, particularly Belgium and the Netherlands.
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
Taiga Bean Goose
A low, nasal 'ung-unk' or 'ow' call — less nasal than Grey-lag. Flocks give continuous calling. The call distinction from Tundra Bean Goose is subtle but detectable.
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
Taiga Bean 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
Taiga Bean Goose
Wandering Whistling-duck
How to Tell Them Apart
Taiga Bean Goose
Dark brown head and neck; back dark brown with pale feather edges giving scalloped appearance. Underparts pale gray-brown. Bill orange-yellow with black base and tip. Orange legs. Darker than Pink-footed …
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
Taiga Bean Goose
El ansar campestre es un ganso de cuello largo de color marrón oscuro con el pico negro y naranja. Cría en la taiga y la tundra del norte de Europa y Asia, y migra al sur para pasar el invierno en campos de cultivo y praderas de Europa occidental y Asia oriental. Se alimenta principalmente de hierbas, cereales y raíces en sus zonas de invernada.
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.