Barnacle Goose vs African Pygmy-goose
Branta leucopsis comparado con Nettapus auritus
Side-by-Side Comparison
| Atributo | Barnacle Goose | African Pygmy-goose |
|---|---|---|
| Nombre científico | Branta leucopsis | Nettapus auritus |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 76,4 cm (30.1 in) | 29,9 cm (11.8 in) |
| Peso | 1685,0 g (59.44 oz) | 272,5 g (9.61 oz) |
| Dieta | Large white swan grazing aquatic plants and grasses; upends for submerged vegetation; supplements diet with … | Filter-feeds on invertebrates and seeds; dabbles in shallow ponds; diet more plant-based outside spring breeding … |
| Tamaño de la puesta | 2-9 | 6-12 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Barnacle Goose only
African Pygmy-goose only
Ninguno
Barnacle Goose
Breeds on inaccessible Arctic cliff ledges in Greenland, Svalbard, and Novaya Zemlya. Winters on coastal saltmarshes, pastures, and estuaries in northwestern Europe, particularly Scotland and Ireland.
African Pygmy-goose
Freshwater lakes, ponds, and rivers with floating water lilies and other aquatic vegetation across sub-Saharan Africa from Senegal to Tanzania. Nests in tree cavities near water. Highly dependent on water lily vegetation.
Song & Call Comparison
Barnacle Goose
A rapid, high-pitched barking 'uk-uk-uk' given rapidly in flocks. Higher-pitched and more rapid than Canada Goose. Migrating flocks create a constant excited barking chorus.
African Pygmy-goose
Male produces a soft, wheezy whistle; female gives a quiet, duck-like quack. Pairs exchange rapid twittering notes during courtship on lily-covered African pools.
Geographic Range & Migration
Barnacle Goose
Breeds in Arctic tundra of Alaska and Canada; winters on the Pacific and Atlantic coasts of the United States and northern Mexico.
African Pygmy-goose
Breeds across temperate to sub-Arctic Eurasia; winters in Africa, South Asia, and Southeast Asia.
Estado de conservación
Barnacle Goose
African Pygmy-goose
How to Tell Them Apart
Barnacle Goose
Striking black, white and gray pattern. White face and forehead; black crown, neck, and upper breast. Gray back with black and white barring. White underparts. Black tail. Sexes similar; elegant …
African Pygmy-goose
Tiny. Males have glossy dark green head with orange facial patch and ear spot; chestnut-orange flanks; white underparts; black and green back. Females duller with dark eye-stripe. Small yellow-green bill.
About These Birds
Barnacle Goose
El barnacla cariblanca es un ganso mediano de las zonas árticas con el rostro blanco, la corona y el cuello negro brillante y el cuerpo gris barrado. Cría en acantilados de islas árticas de Groenlandia, Svalbard y la isla de Novaya Zemlya, y pasa el invierno en prados costeros del noroeste de Europa. Es una especie de conservación favorable, con poblaciones en expansión.
African Pygmy-goose
El pigmeo africano o pato enano africano es el pato más pequeño de África y uno de los patos más pequeños del mundo. Tiene plumaje de color verde oscuro y blanco con el cuello de color castaño rojizo. Habita en lagunas tranquilas, estanques y pantanos con abundante vegetación flotante, especialmente lirios de agua, en África subsahariana.