Greater White-fronted Goose vs Northern Shoveler
Anser albifrons comparado con Spatula clypeata
Side-by-Side Comparison
| Atributo | Greater White-fronted Goose | Northern Shoveler |
|---|---|---|
| Nombre científico | Anser albifrons | Spatula clypeata |
| Orden | Anseriformes | Anseriformes |
| Familia | Anatidae | Anatidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 81,6 cm (32.1 in) | 45,3 cm (17.8 in) |
| Peso | 2471,0 g (87.16 oz) | 631,5 g (22.28 oz) |
| Dieta | Dabbles for aquatic invertebrates, seeds, and plant material; diet shifts heavily toward invertebrates in breeding … | Eats seeds, aquatic plants, and invertebrates; dabbles in wetlands; broadly omnivorous diet shifts with season … |
| Tamaño de la puesta | 3-9 | 5-14 |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Greater White-fronted Goose only
Ninguno
Northern Shoveler only
Ninguno
Greater White-fronted Goose
Breeds on Arctic and subarctic tundra and peatlands. Winters on estuaries, agricultural fields, freshwater marshes, and flooded meadows across Europe, Asia, and North America. One of the most widespread geese.
Northern Shoveler
Breeds on freshwater prairie ponds, marshes, and lake margins across Eurasia and North America. Winters on coastal lagoons, estuaries, freshwater lakes, and rice paddies in tropical and subtropical regions worldwide.
Song & Call Comparison
Greater White-fronted Goose
A loud, laughing 'kow-lyuk' or musical 'wah-wah'. Gives a distinctive high-pitched yodeling quality lacking in Greylag. Highly vocal in large winter flocks.
Northern Shoveler
Male gives a low, hollow took-took call; female produces a laughing, descending quacking series. Courtship includes head-bobbing displays accompanied by quiet nasal grunting calls.
Geographic Range & Migration
Greater White-fronted Goose
Breeds in the potholes region of the northern Great Plains; winters in the southern United States and along the Gulf Coast.
Northern Shoveler
Breeds across sub-Arctic and boreal Eurasia; winters from the British Isles to China, Japan, and Southeast Asia.
Estado de conservación
Greater White-fronted Goose
Northern Shoveler
How to Tell Them Apart
Greater White-fronted Goose
Brown-gray body with white forehead patch bordered by white band at bill base. Underparts with bold irregular black bars on belly. Orange bill; orange-yellow legs. Juveniles lack white front and …
Northern Shoveler
Breeding males have iridescent green head, white breast, and rufous-chestnut flanks. Yellow eye. Pale blue forewing and green speculum. Females mottled brown. Massive spatulate bill unique among ducks. Dimorphic.
About These Birds
Greater White-fronted Goose
El ánsar careto o ganso careto mayor es un ganso mediano de color pardo con una llamativa mancha blanca en la frente y barras negras en el vientre. Tiene un amplio rango de cría en la tundra ártica del hemisferio norte y migra a zonas templadas de Europa, Asia y América del Norte para pasar el invierno, donde a menudo se reúne en grandes bandadas en campos agrícolas.
Northern Shoveler
A medium-sized duck with a dramatically large spatula-shaped bill perfectly adapted for filter-feeding. Males have an iridescent green head, white breast, chestnut flanks, and sky-blue wing patches. Highly migratory; one of the Northern Hemisphere's most widespread ducks.