Common Starling vs Eastern Bluebird
Sturnus vulgaris 비교 대상 Sialia sialis
Side-by-Side Comparison
| 속성 | Common Starling | Eastern Bluebird |
|---|---|---|
| 학명 | Sturnus vulgaris | Sialia sialis |
| 목 | Passeriformes | Passeriformes |
| 과 | Sturnidae | Turdidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 21.5 cm (8.5 in) | 17.5 cm (6.9 in) |
| 날개 폭 | 37.0 cm (14.6 in) | 27.0 cm (10.6 in) |
| 체중 | 78.0 g (2.75 oz) | 31.0 g (1.09 oz) |
| 식성 | Omnivorous — insects and larvae (especially leatherjackets), earthworms, fruit, and seeds. Probes soil with open … | Insects in summer, berries in winter. Hunts from low perches, dropping to the ground to … |
| 산란 수 | 4-7 | 4-5 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Common Starling
Open countryside, farmland, parks, and urban areas. Forms enormous communal roosts in winter, especially in urban environments.
Eastern Bluebird
Open woodland, farmland edges, orchards, and parks with scattered trees and open ground. Readily uses nest boxes.
Song & Call Comparison
Common Starling
A complex mimic: rattles, whistles, clicks, and squeaks mixed with imitations of other birds. Song is a continuous medley. Also gives harsh 'scheer' alarm and chattering.
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.
Geographic Range & Migration
Common Starling
Native to Europe, western Asia, and North Africa. Introduced to North America, South Africa, Australia, and New Zealand.
Eastern Bluebird
Eastern North America from southern Canada to Honduras and Nicaragua. Partially migratory.
보전 상태
Common Starling
Eastern Bluebird
How to Tell Them Apart
Common Starling
Glossy black plumage with iridescent purple and green sheen in breeding season. Winter plumage shows white spotting. Short tail and pointed wings in flight.
Long, pointed bill — yellow in breeding season, dark in winter
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
About These Birds
Common Starling
찌르레기는 수천 마리가 함께 복잡한 공중 패턴을 만들어내는 군무로 유명하다. 번식기의 화려한 반점 깃털이 계절에 따라 변하며 농경지, 도심, 해안가 등 다양한 서식지에서 번성한다.
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.