Greater White-fronted Goose vs Eurasian Wigeon
Anser albifrons comparado com Mareca penelope
Side-by-Side Comparison
| Atributo | Greater White-fronted Goose | Eurasian Wigeon |
|---|---|---|
| Nome científico | Anser albifrons | Mareca penelope |
| Ordem | Anseriformes | Anseriformes |
| Família | Anatidae | Anatidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 81,6 cm (32.1 in) | 50,1 cm (19.7 in) |
| Peso | 2471,0 g (87.16 oz) | 783,75 g (27.65 oz) |
| Dieta | Dabbles for aquatic invertebrates, seeds, and plant material; diet shifts heavily toward invertebrates in breeding … | -- |
| Tamanho da postura | 3-9 | 6-12 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Greater White-fronted Goose only
Eurasian Wigeon only
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.
Eurasian Wigeon
Breeds on boreal and subarctic lakes and bogs across Eurasia from Iceland east to Siberia. Winters in huge numbers on estuaries, lakes, and coastal grasslands in western Europe and South and Southeast Asia.
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.
Eurasian Wigeon
Male produces a clear, ringing whee-oo whistle; female gives a low, guttural purr. The male's bright, piping call is the classic sound of European winter estuaries and flocks.
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.
Eurasian Wigeon
Estado de conservação
Greater White-fronted Goose
Eurasian Wigeon
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 …
Eurasian Wigeon
Males have chestnut head with creamy-yellow forehead blaze; pink-buff breast; gray flanks; white belly. White forewing patch conspicuous in flight. Females rufous-brown. Compact with small bill. Dimorphic.
About These Birds
Greater White-fronted Goose
O ganso-de-testa-branca é um ganso cinzento médio com uma característica faixa branca na frente da cabeça e barras pretas irregulares no ventre. Tem distribuição circumolar na tundra ártica onde cria, hibernando mais ao sul. As duas subespécies principais diferem no tamanho do bico e hibernam em diferentes regiões. Alimenta-se de plantas de tundra durante a criação e de pasto e culturas nas suas áreas de hibernada. É uma espécie cinegética amplamente caçada.
Eurasian Wigeon
A medium-sized compact duck. Males have a chestnut head with creamy-yellow forehead blaze, pink breast, grey body, and white wing patch. Highly migratory; one of Europe's most abundant wintering ducks. Grazes on short grass and aquatic vegetation.