Pink-footed Goose vs Spotted Whistling-duck
Anser brachyrhynchus comparado con Dendrocygna guttata
Side-by-Side Comparison
| Atributo | Pink-footed Goose | Spotted Whistling-duck |
|---|---|---|
| Nombre científico | Anser brachyrhynchus | Dendrocygna guttata |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 86,4 cm (34.0 in) | 41,3 cm (16.3 in) |
| Peso | 2590,0 g (91.36 oz) | 677,5 g (23.90 oz) |
| Dieta | Grazes grasses and aquatic plants near rivers; takes invertebrates in breeding season; nomadic in response … | Primarily herbivorous; grazes tundra grasses and sedges; winters on coastal marshes and farmland, switching to … |
| Tamaño de la puesta | 2-8 | 10-11 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Pink-footed Goose only
Ninguno
Spotted Whistling-duck only
Pink-footed Goose
Breeds on tundra and cliff ledges in Greenland, Iceland, and Svalbard. Winters on agricultural fields, saltmarshes, and estuaries in Scotland, England, Netherlands, and Denmark.
Spotted Whistling-duck
Freshwater wetlands, rice fields, streams, and forest pools in New Guinea, Sulawesi, the Philippines, and Moluccas. Often found near forested rivers and seasonal swamps at low elevations.
Song & Call Comparison
Pink-footed Goose
A musical, high-pitched 'wink-wink' — noticeably higher and more musical than Greylag or Bean Goose. The 'wink' call is a reliable identification feature in winter flocks.
Spotted Whistling-duck
A musical, high whistle similar to other whistling-ducks. Call is softer and less far-carrying than White-faced or Black-bellied species. Given in flight and on water.
Geographic Range & Migration
Pink-footed Goose
Breeds on Arctic and sub-Arctic tundra ponds across North America; winters on both US coasts and Gulf Coast estuaries.
Spotted Whistling-duck
Ranges widely across sub-Saharan Africa in open woodland and savanna. Largely sedentary with local seasonal movements to water.
Estado de conservación
Pink-footed Goose
Spotted Whistling-duck
How to Tell Them Apart
Pink-footed Goose
Dark brown head and neck. Back grayish-brown; underparts pale gray. Diagnostic pink feet and pink-banded dark bill. Pale blue-gray forewing in flight. Compact and round-headed. Sexes similar.
Spotted Whistling-duck
Dark brown above; head and neck dark brown. Underparts heavily spotted white on dark brown ground, giving spotted appearance. Flanks with bold white spots. Pink-red bill and legs. Sexes similar.
About These Birds
Pink-footed Goose
El ansar piquicorto es un ganso mediano de color gris-marrón con el pico corto de color negro con una banda rosada y las patas de color rosado-naranja. Cría en Islandia, Groenlandia y las islas Svalbard y pasa el invierno en las costas y campos cultivados del noroeste de Europa, especialmente en el Reino Unido y los Países Bajos. Es una especie de cría colonial en zonas montañosas.
Spotted Whistling-duck
El pato silbador moteado es un pato silbador de Indonesia, Filipinas y Nueva Guinea, fácilmente reconocible por el plumaje marrón oscuro con manchas blancas en los flancos. Habita en bosques húmedos tropicales con estanques, pantanos y arrozales. Como todos los patos silbadores, tiene un llamado silbante característico y postura erguida. Está clasificado como casi amenazado.