Meller's Duck vs Wandering Whistling-duck
Anas melleri comparado con Dendrocygna arcuata
Side-by-Side Comparison
| Atributo | Meller's Duck | Wandering Whistling-duck |
|---|---|---|
| Nombre científico | Anas melleri | Dendrocygna arcuata |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Endangered | Least Concern |
| Longitud | — | — |
| Envergadura | 49,1 cm (19.3 in) | 37,2 cm (14.6 in) |
| Peso | 1023,625 g (36.11 oz) | 779,5 g (27.50 oz) |
| Dieta | Dives for fish and aquatic invertebrates in fast-flowing rivers; serrated bill grips slippery fish; diet … | Eats grasses, sedges, and aquatic plants in tundra; winter diet of coastal salt marsh grasses … |
| Tamaño de la puesta | 5-11 | 6-15 |
| Population Trend | — | — |
Habitat Comparison
Meller's Duck
Freshwater lakes, marshes, rivers, and rice paddies in the eastern highlands and north of Madagascar. Prefers undisturbed native forest wetlands. Endangered by hunting and habitat conversion.
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
Meller's Duck
Female produces a loud, resonant quacking sequence; male gives a soft, nasal grunt. This large Malagasy duck vocalizes with powerful quacking calls along forest rivers and marshes.
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
Meller's Duck
Resident in wetlands and lakes from Turkey and Egypt through East Africa to the Cape. Non-migratory and widely distributed.
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
Meller's Duck
Wandering Whistling-duck
How to Tell Them Apart
Meller's Duck
Dark brown-olive plumage streaked and mottled with pale buff; resembles large dark Mallard without green head. Iridescent green speculum with white borders. Yellow-brown bill; orange legs. Madagascar endemic.
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
Meller's Duck
El pato de Meller es una especie grande de pato marrón oscuro endémica de Madagascar y las islas Mauricio. Es el pato dabbling más grande de Madagascar y habita en los grandes lagos, ríos y marismas del centro y este de la isla. Está clasificado como en peligro de extinción debido a la pérdida de hábitat, la caza y la hibridación con patos domésticos.
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.