Brent Goose vs Red Shoveler
Branta bernicla 비교 대상 Spatula platalea
Side-by-Side Comparison
| 속성 | Brent Goose | Red Shoveler |
|---|---|---|
| 학명 | Branta bernicla | Spatula platalea |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 63.9 cm (25.2 in) | 42.0 cm (16.5 in) |
| 체중 | 1335.0 g (47.09 oz) | 511.6 g (18.05 oz) |
| 식성 | Primarily herbivorous; grazes aquatic plants, grasses, and sedges; swans upend in shallow water for submerged … | Feeds on seeds and aquatic invertebrates in shallow water; diet shifts between plant matter and … |
| 산란 수 | 1-10 | 5-10 |
| Population Trend | — | — |
Habitat Comparison
Brent Goose
Breeds on high-Arctic tundra; winters on estuaries, coastal mudflats, saltmarshes, and sea-grass beds along Atlantic and Pacific coastlines. One of the most strictly coastal wintering 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
Brent Goose
A low, guttural 'rronk' or 'ronk-ronk' from flocks. Soft nasal calls in feeding groups. A subtle, understated call for a goose — less loud than most Anser geese.
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
Brent Goose
Breeds across boreal and subarctic Canada and Alaska; winters in the southern United States, Mexico, and Central America.
Red Shoveler
Breeds in Iceland, Greenland, and Arctic Canada; winters along the coasts of northwestern Europe and the British Isles.
보전 상태
Brent Goose
Red Shoveler
How to Tell Them Apart
Brent Goose
Small; mostly black head, neck, and breast. Small white neck-patch on adults. Back dark brownish-gray; belly pale gray to white depending on subspecies. White undertail coverts. Sexes similar.
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
Brent Goose
검은 머리와 목, 작은 흰 목 반점, 연한 회색 배를 가진 작은 어두운 몸통의 기러기입니다. 고위도 북극 번식지와 온대 해안 월동지 사이를 이동합니다. 겨울에 잘피와 염습지 식생을 먹습니다. 세 아종이 배 색상이 다릅니다.
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.