Greater White-fronted Goose vs Red Shoveler
Anser albifrons เปรียบเทียบกับ Spatula platalea
Side-by-Side Comparison
| คุณสมบัติ | Greater White-fronted Goose | Red Shoveler |
|---|---|---|
| ชื่อวิทยาศาสตร์ | Anser albifrons | Spatula platalea |
| อันดับ | Anseriformes | Anseriformes |
| วงศ์ตระกูล | Anatidae | Anatidae |
| สถานะการอนุรักษ์ | Least Concern | Least Concern |
| ความยาว | — | — |
| กว้างปีก | 81.6 cm (32.1 in) | 42.0 cm (16.5 in) |
| น้ำหนัก | 2471.0 g (87.16 oz) | 511.6 g (18.05 oz) |
| อาหาร | Dabbles for aquatic invertebrates, seeds, and plant material; diet shifts heavily toward invertebrates in breeding … | Feeds on seeds and aquatic invertebrates in shallow water; diet shifts between plant matter and … |
| จำนวนไข่ | 3-9 | 5-10 |
| Population Trend | — | — |
Habitat Comparison
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Greater White-fronted Goose only
Red Shoveler only
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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.
Red Shoveler
Freshwater and brackish lakes, marshes, and seasonal lagoons in southern South America from Peru and Bolivia south through Chile and Argentina to Tierra del Fuego. Partially migratory; moves northward in winter.
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.
Red Shoveler
Male emits a low, grunting kuk note; female gives a quiet, rhythmic quacking series. Pairs are generally silent; soft contact calls heard at dusk on South American grassland ponds.
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.
Red Shoveler
Breeds in Iceland, Greenland, and Arctic Canada; winters along the coasts of northwestern Europe and the British Isles.
สถานะการอนุรักษ์
Greater White-fronted Goose
Red 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 …
Red Shoveler
Males reddish-cinnamon with dense dark spotting; pale blue-gray head with white eye and dark streaks. Pale blue forewing and green speculum in flight. Broad spatulate bill. Females brown, mottled. South …
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.
Red Shoveler
A medium-sized shoveler with a distinctive spatula-shaped bill. Males are pale orange-brown with dark spots, grey-blue wing patch, and dark green speculum; females are mottled brown. Found across southern South America. Swims with bill tip in water, filtering zooplankton and seeds.