Common Teal vs Greater White-fronted Goose
Anas crecca 비교 대상 Anser albifrons
Side-by-Side Comparison
| 속성 | Common Teal | Greater White-fronted Goose |
|---|---|---|
| 학명 | Anas crecca | Anser albifrons |
| 목 | Anseriformes | Anseriformes |
| 과 | Anatidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | — | — |
| 날개 폭 | 36.1 cm (14.2 in) | 81.6 cm (32.1 in) |
| 체중 | 325.0 g (11.46 oz) | 2471.0 g (87.16 oz) |
| 식성 | Dives for molluscs, crustaceans, and aquatic invertebrates; diet dominated by hard-shelled prey in coastal and … | Dabbles for aquatic invertebrates, seeds, and plant material; diet shifts heavily toward invertebrates in breeding … |
| 산란 수 | 8-11 | 3-9 |
| Population Trend | — | — |
Habitat Comparison
Common Teal
Breeds on boreal and subarctic freshwater marshes, lakes, and bogs across Eurasia. Winters on freshwater lakes, estuaries, rice paddies, and coastal marshes from northwest Europe and Africa east to Southeast Asia.
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
Common Teal
Male gives a ringing, bell-like krick call; female produces a soft, descending quack. The male's crystalline high note is a hallmark sound of Eurasian wetlands; flocks produce a musical tinkling …
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
Common Teal
Breeds in sub-Arctic and boreal Canada and Alaska; winters along the Pacific coast from Alaska to southern California.
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.
보전 상태
Common Teal
Greater White-fronted Goose
How to Tell Them Apart
Common Teal
Males have chestnut head with iridescent green eye patch bordered cream. Gray body with horizontal white shoulder stripe. Cream and black undertail. Females mottled brown. Small and fast-flying. Iridescent green …
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
Common Teal
작고 단단한 표면 먹이 오리. 수컷은 밤색 머리에 넓은 메탈릭 초록 눈 줄무늬, 섬세한 회색 몸통, 초록-검은 날개, 노란 꼬리 반점이 있다. 유라시아와 북미 전역에서 번식하고 남쪽으로 이동한다.
Greater White-fronted Goose
흰이마기러기는 북극 툰드라에서 번식하고 온대 지역에서 월동하는 기러기입니다. 성체의 흰 이마와 오렌지색 다리가 특징이며, 농경지와 초원에서 풀과 곡물을 먹습니다.