Eastern Bluebird vs European Goldfinch
Sialia sialis 对比 Carduelis carduelis
Side-by-Side Comparison
| 属性 | Eastern Bluebird | European Goldfinch |
|---|---|---|
| 学名 | Sialia sialis | Carduelis carduelis |
| 目 | Passeriformes | Passeriformes |
| 科 | Turdidae | Fringillidae |
| 保护状况 | Least Concern | Least Concern |
| 体长 | 17.5 cm (6.9 in) | 13.0 cm (5.1 in) |
| 翼展 | 27.0 cm (10.6 in) | 23.0 cm (9.1 in) |
| 体重 | 31.0 g (1.09 oz) | 16.0 g (0.56 oz) |
| 食性 | Insects in summer, berries in winter. Hunts from low perches, dropping to the ground to … | Seeds, especially thistle (Carduus) and teasel seeds, extracted with its precise tweezer-like bill. Also takes … |
| 产卵数 | 4-5 | 4-6 |
| 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.
European Goldfinch
Open woodland, orchards, gardens, parks, and weedy fields with seed-bearing plants. Common at garden bird feeders.
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.
European Goldfinch
A liquid, tinkling 'swit-swit-swit' in flight and a melodic twittering song. Flocks produce a bright jingling chorus. Male song is a sweet repetitive warble incorporating the flight call.
Geographic Range & Migration
Eastern Bluebird
Eastern North America from southern Canada to Honduras and Nicaragua. Partially migratory.
European Goldfinch
Europe, North Africa, and western Asia. Introduced to Australia, New Zealand, and parts of South America.
保护状况
Eastern Bluebird
European Goldfinch
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
European Goldfinch
Crimson red face with white cheeks and a black crown. Sandy-brown back with a bright yellow wing bar visible in flight. Black and white tail.
Slender, pointed, ivory-pink bill adapted for extracting seeds from thistles
About These Birds
Eastern Bluebird
北美幸福的象征。通过安装巢箱使种群得以恢复。冬季形成松散群体。
European Goldfinch
The European goldfinch is a strikingly beautiful finch whose tinkling song and colorful plumage have made it popular in art and as a caged bird for centuries. It appears frequently in Renaissance paintings as a symbol of the Passion of Christ. Flocks of goldfinches are charmingly called a charm.