Greater White-fronted Goose vs Garganey
Anser albifrons so với Spatula querquedula
Side-by-Side Comparison
| Thuộc Tính | Greater White-fronted Goose | Garganey |
|---|---|---|
| Tên Khoa Học | Anser albifrons | Spatula querquedula |
| Bộ | Anseriformes | Anseriformes |
| Họ | Anatidae | Anatidae |
| Tình Trạng Bảo Tồn | Least Concern | Least Concern |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 81,6 cm (32.1 in) | 37,6 cm (14.8 in) |
| Khối Lượng | 2471,0 g (87.16 oz) | 401,25 g (14.15 oz) |
| Chế Độ Ăn | Dabbles for aquatic invertebrates, seeds, and plant material; diet shifts heavily toward invertebrates in breeding … | Eats seeds, plant matter, and aquatic invertebrates; dabbles in shallow wetlands; diet shifts toward invertebrates … |
| Số Trứng | 3-9 | 6-14 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Greater White-fronted Goose only
Garganey only
Không
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.
Garganey
Breeds on freshwater marshes, flooded meadows, and lake margins in Eurasia from Europe east to Siberia. Winters across sub-Saharan Africa, the Indian subcontinent, and Southeast Asia in wetlands of all kinds.
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.
Garganey
Male produces a distinctive mechanical rattle or craking sound; female gives a subdued quack. The rattling male call is unlike any other teal and immediately diagnostic.
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.
Garganey
Breeds across the Palearctic; winters from western Europe and North Africa east through South Asia to Southeast Asia.
Tình Trạng Bảo Tồn
Greater White-fronted Goose
Garganey
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 …
Garganey
Breeding males have chocolate-brown head with sweeping white supercilium. Blue-gray forewing; green speculum with white border. Gray flanks with white vermiculations. Females brown with white loral stripe.
About These Birds
Greater White-fronted Goose
A medium-large goose with a white forehead patch, orange bill, grey-brown plumage, and variable black barring on the belly. Widespread and numerous; one of the most abundant geese in the world. Breeds across the high Arctic; winters in a wide range of temperate wetland and agricultural habitats.
Garganey
A small migratory teal. Males are unmistakable with a broad white supercilium, chocolate-brown head, and bluish-grey wing coverts. The only Eurasian duck that is fully migratory, wintering in Africa and South Asia. Breeds across Eurasia; one of the most long-distance migrant ducks.