European Roller vs Mallard
Coracias garrulus 비교 대상 Anas platyrhynchos
Side-by-Side Comparison
| 속성 | European Roller | Mallard |
|---|---|---|
| 학명 | Coracias garrulus | Anas platyrhynchos |
| 목 | Coraciiformes | Anseriformes |
| 과 | Coraciidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 31.0 cm (12.2 in) | 58.0 cm (22.8 in) |
| 날개 폭 | 66.0 cm (26.0 in) | 90.0 cm (35.4 in) |
| 체중 | 130.0 g (4.59 oz) | 1100.0 g (38.80 oz) |
| 식성 | Large insects, especially beetles, grasshoppers, and crickets. Also takes small reptiles, frogs, and scorpions. Hunts … | Omnivorous — aquatic plants, seeds, insects, crustaceans, and mollusks. Feeds by dabbling, upending, and grazing … |
| 산란 수 | 3-6 | 4-18 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
European Roller
Warm, dry, open country with scattered trees and nest holes. Breeds in tree cavities, earth banks, and nest boxes.
Mallard
Nearly any wetland habitat including lakes, rivers, ponds, marshes, estuaries, and urban park ponds.
Song & Call Comparison
European Roller
A harsh, grating 'rack-rack' or 'quarrk' in flight. Gives a variety of sharp nasal calls at the nest. Not melodic; primary vocalizations are alarm and contact calls.
Mallard
Female gives the classic 'quack-quack-quack', descending in pitch. Male utters soft nasal 'raeb-raeb'. Both give a high 'gag-gag-gag' when alarmed or taking flight.
Geographic Range & Migration
European Roller
Southern and eastern Europe, Central Asia, and North Africa. Winters in sub-Saharan Africa.
Mallard
Native across the Northern Hemisphere in North America, Europe, and Asia. Introduced to Australia and New Zealand.
보전 상태
European Roller
Mallard
How to Tell Them Apart
European Roller
Turquoise-blue head, breast, and tail. Chestnut-brown back. Vivid ultramarine blue and black wing patches visible in flight.
Short, stout, dark hooked bill
Mallard
Breeding males have an iridescent green head, white neck ring, chestnut breast, and grey body. Females are mottled brown. Both sexes show a blue speculum bordered by white.
Broad, flat bill — yellow-green in males, orange-brown in females
About These Birds
European Roller
파랑새롤러는 비행 중 구르고 굴러다니는 화려한 공중 묘기에서 이름을 얻었다. 수컷은 번식기에 이 공중 묘기로 암컷을 유혹한다. 밝은 파란색과 밤색이 눈에 띈다.
Mallard
가장 잘 알려진 야생 오리로 체장 50–65cm이며, 수컷은 광택 있는 녹색 머리와 노란 부리, 자주빛 갈색 가슴, 흰색 목 고리를 갖는다. 북반구 전역과 호주에 귀화하여 온대 내지 아열대 습지, 호수, 강, 도시 공원에 서식한다. 잡식성으로 식물, 곤충, 작은 어류를 먹는다. 관심 필요 종이다.