Cackling Goose vs Wandering Whistling-duck
Branta hutchinsii comparado con Dendrocygna arcuata
Side-by-Side Comparison
| Atributo | Cackling Goose | Wandering Whistling-duck |
|---|---|---|
| Nombre científico | Branta hutchinsii | Dendrocygna arcuata |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 79,3 cm (31.2 in) | 37,2 cm (14.6 in) |
| Peso | 1801,8 g (63.56 oz) | 779,5 g (27.50 oz) |
| Dieta | Grazes aquatic vegetation and sedges in Northern Hemisphere wetlands; migratory; winter diet of eelgrass and … | Eats grasses, sedges, and aquatic plants in tundra; winter diet of coastal salt marsh grasses … |
| Tamaño de la puesta | 3-6 | 6-15 |
| Population Trend | — | — |
Habitat Comparison
Cackling Goose
Breeds on low-lying Arctic and subarctic tundra. Winters on grasslands, agricultural fields, and coastal marshes in the central and western United States. Often found in mixed flocks with Canada Geese.
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
Cackling Goose
A high-pitched, yelping 'luk-luk' or 'likl-likl' — higher-pitched and smaller-sounding than Canada Goose. Given rapidly in flock flight. Useful identification feature.
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
Cackling Goose
Breeds in Arctic Canada; winters on the Atlantic coast from New England to Florida, occasionally to the Bahamas and Gulf Coast.
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
Cackling Goose
Wandering Whistling-duck
How to Tell Them Apart
Cackling Goose
Resembles miniature Canada Goose; black head and neck with white chin strap. Brown-gray back; pale underparts. White undertail. Short neck and stubby bill distinguish from Canada Goose. Sexes similar.
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
Cackling Goose
El barnaclo de Hutchins es una especie de ganso separada recientemente del barnacla canadiense, y es generalmente más pequeño. Cría en islas árticas del norte de Canadá y migra al sur en invierno. Tiene el mismo patrón básico de plumaje que el barnacla canadiense: partes superiores pardas, pecho claro y gorguera negra con mejillas blancas, pero es de menor tamaño.
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.