Eastern Bluebird vs Mandarin Duck
Sialia sialis 비교 대상 Aix galericulata
Side-by-Side Comparison
| 속성 | Eastern Bluebird | Mandarin Duck |
|---|---|---|
| 학명 | Sialia sialis | Aix galericulata |
| 목 | Passeriformes | Anseriformes |
| 과 | Turdidae | Anatidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 17.5 cm (6.9 in) | 44.0 cm (17.3 in) |
| 날개 폭 | 27.0 cm (10.6 in) | 70.0 cm (27.6 in) |
| 체중 | 31.0 g (1.09 oz) | 570.0 g (20.11 oz) |
| 식성 | Insects in summer, berries in winter. Hunts from low perches, dropping to the ground to … | Seeds, acorns, grains, aquatic plants, insects, snails, and small fish. Forages by dabbling, walking, and … |
| 산란 수 | 4-5 | 7-14 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Eastern Bluebird
Open woodland, farmland edges, orchards, and parks with scattered trees and open ground. Readily uses nest boxes.
Mandarin Duck
Wooded lakes, rivers, and ponds surrounded by dense forest. Unlike most ducks, regularly perches in trees and nests in tree cavities.
Song & Call Comparison
Eastern Bluebird
A rich, melodious warbled 'chur-wi, tur-a-lee' song. Both sexes sing. Call is a soft, musical 'turee'. Song is gentle and flute-like, suggesting a small thrush. Given from exposed perch.
Mandarin Duck
Male gives a low whistled 'hib' or 'weep'. Female utters a soft quacking 'kek'. Generally quiet and secretive. No loud territorial song; vocalizations subtle and brief.
Geographic Range & Migration
Eastern Bluebird
Eastern North America from southern Canada to Honduras and Nicaragua. Partially migratory.
Mandarin Duck
Native to East Asia including eastern Russia, China, Japan, and Korea. Feral populations established in Britain and western Europe.
보전 상태
Eastern Bluebird
Mandarin Duck
How to Tell Them Apart
Eastern Bluebird
Males are vivid royal blue above with a rusty-red breast and white belly. Females are grey-blue with a paler rust breast.
Short, thin, dark bill
Mandarin Duck
Breeding males have an elaborate pattern of orange, green, white, and purple with distinctive orange sail feathers on the back. Females are grey-brown with a white eye-ring and stripe.
Small red bill in breeding males, pinkish in females
About These Birds
Eastern Bluebird
동부파랑새는 북미에서 행복의 상징으로 사랑받는 새이다. 한때 농약과 집 짓기 경쟁으로 급감했지만, 둥지 박스 설치 운동 덕분에 개체군이 크게 회복되었다. 수컷은 짙은 파란 윗면과 녹슨 붉은 가슴을 자랑한다.
Mandarin Duck
중간 크기의 아름다운 오리로 체장 41–49cm이며, 수컷은 오렌지색 볏, 녹색과 보라색 관, 흰색 눈썹, 청동색 옆구리가 화려하게 어우러진 깃털을 갖는다. 동아시아 산지 숲 속 호수와 하천에 서식하며, 유럽과 북아메리카에도 도입되었다. 견과류, 씨앗, 수생식물을 먹는다. 관심 필요 종이다.