Greater White-fronted Goose vs Pink-eared Duck
Anser albifrons comparado com Malacorhynchus membranaceus
Side-by-Side Comparison
| Atributo | Greater White-fronted Goose | Pink-eared Duck |
|---|---|---|
| Nome científico | Anser albifrons | Malacorhynchus membranaceus |
| Ordem | Anseriformes | Anseriformes |
| Família | Anatidae | Anatidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 81,6 cm (32.1 in) | 36,7 cm (14.4 in) |
| Peso | 2471,0 g (87.16 oz) | 366,25 g (12.92 oz) |
| Dieta | Dabbles for aquatic invertebrates, seeds, and plant material; diet shifts heavily toward invertebrates in breeding … | -- |
| Tamanho da postura | 3-9 | 6-8 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Greater White-fronted Goose only
Pink-eared Duck only
Nenhum
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.
Pink-eared Duck
Ephemeral and permanent inland wetlands, flooded grasslands, and claypans across Australia. Highly nomadic, following unpredictable inland flooding. Most common in the Murray-Darling Basin in flood years.
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.
Pink-eared Duck
A soft, high-pitched rattling 'zarr-zarr' or reedy whistle. Considered a quiet duck. Calls while feeding in shallow Australian wetlands and flooded grasslands.
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.
Pink-eared Duck
Estado de conservação
Greater White-fronted Goose
Pink-eared Duck
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 …
Pink-eared Duck
Pale gray-brown body with bold dark brown barring on flanks. Brown-streaked crown; white face with brown eye-patch. Tiny pink ear-spot behind eye. Wide gray spatulate bill. Striped flanks diagnostic. Sexes …
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.
Pink-eared Duck
A small highly specialized duck with a large spatula-shaped bill for filter-feeding, grey-brown plumage with bold facial stripe, and a tiny pink patch behind the eye. Endemic to Australia. Highly nomadic; follows inland flooding. Expert filter-feeder on microscopic algae and invertebrates.