Northern Pintail vs Greater White-fronted Goose
Anas acuta comparado com Anser albifrons
Side-by-Side Comparison
| Atributo | Northern Pintail | Greater White-fronted Goose |
|---|---|---|
| Nome científico | Anas acuta | Anser albifrons |
| Ordem | Anseriformes | Anseriformes |
| Família | Anatidae | Anatidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | — | — |
| Envergadura | 51,3 cm (20.2 in) | 81,6 cm (32.1 in) |
| Peso | 912,75 g (32.20 oz) | 2471,0 g (87.16 oz) |
| Dieta | Eats molluscs, crustaceans, and aquatic invertebrates; dives in shallow water; diet dominated by hard-shelled benthic … | Dabbles for aquatic invertebrates, seeds, and plant material; diet shifts heavily toward invertebrates in breeding … |
| Tamanho da postura | 3-12 | 3-9 |
| Population Trend | — | — |
Habitat Comparison
Habitats partilhados
Northern Pintail only
Nenhum
Greater White-fronted Goose only
Nenhum
Northern Pintail
Breeds on shallow prairie wetlands, tundra ponds, and arctic meadows. Winters on coastal estuaries, lagoons, rice paddies, and agricultural fields across Europe, Asia, Africa, and North America. Highly migratory.
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.
Song & Call Comparison
Northern Pintail
Male produces a low, mellow whistle; female gives a hoarse, nasal quack. The male's soft, flute-like call is one of the most distinctive sounds of northern wetlands in spring.
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.
Geographic Range & Migration
Northern Pintail
Breeds in Arctic Canada, Alaska, and Greenland; winters along the coasts of the North Atlantic from Labrador to West Africa.
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.
Estado de conservação
Northern Pintail
Greater White-fronted Goose
How to Tell Them Apart
Northern Pintail
Breeding males have chocolate-brown head; white neck stripe extending to breast; gray flanks with long pointed central tail feathers. Females mottled brown with pointed tail and gray bill. Elegant and …
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 …
About These Birds
Northern Pintail
Um pato esbelto e elegante da família Anatidae, amplamente distribuído no Hemisfério Norte. O Arrabio (Anas acuta) nidifica em prados e pradarias abertas do Ártico e da América do Norte e Eurásia, migrando para o sul durante o inverno. Mede aproximadamente 51-76 cm, com machos maiores que fêmeas. Os machos têm cabeça marrom chocolatada com listra branca no pescoço e longa cauda pontiaguda preta. As fêmeas são discretamente malhadas. Alimenta-se de sementes aquáticas, vegetação e invertebrados. Um dos patos migratórios …
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.