Eastern Bluebird vs Hoopoe
Sialia sialis 比較対象 Upupa epops
Side-by-Side Comparison
| 属性 | Eastern Bluebird | Hoopoe |
|---|---|---|
| 学名 | Sialia sialis | Upupa epops |
| 目 | Passeriformes | Bucerotiformes |
| 科 | Turdidae | Upupidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 17.5 cm (6.9 in) | 28.0 cm (11.0 in) |
| 翼開長 | 27.0 cm (10.6 in) | 46.0 cm (18.1 in) |
| 体重 | 31.0 g (1.09 oz) | 62.0 g (2.19 oz) |
| 食性 | Insects in summer, berries in winter. Hunts from low perches, dropping to the ground to … | Insects and larvae probed from the ground, especially beetle grubs, crickets, and caterpillars. Occasionally takes … |
| 一腹卵数 | 4-5 | 2-12 |
| 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.
Hoopoe
Open woodland, orchards, vineyards, parkland, and grassland with bare or sparsely vegetated ground for foraging.
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.
Hoopoe
The eponymous call: a soft, far-carrying 'oop-oop-oop', repeated in triplets or quadruplets. Given from a hidden perch; mellow and flute-like. Contact call is a thin 'cherrr'.
Geographic Range & Migration
Eastern Bluebird
Eastern North America from southern Canada to Honduras and Nicaragua. Partially migratory.
Hoopoe
Europe, Asia, and Africa. Northern populations are migratory. A widespread species across the Old World.
保全状況
Eastern Bluebird
Hoopoe
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
Hoopoe
Pinkish-brown body with dramatically barred black and white wings and tail. Long, erectile, fan-shaped crest tipped with black. Undulating butterfly-like flight.
Long, thin, slightly decurved bill for probing soil
About These Birds
Eastern Bluebird
北米に生息するヒタキで、青い上面とオレンジ色の胸を持つ。巣箱の設置プログラムにより個体数が回復した。
Hoopoe
ヤツガシラはアフリカ・ユーラシアに広く生息する中型の鳥（体長25〜29 cm）。オレンジ色の羽衣と黒白の翼・尾・先端が黒い扇状の冠羽、長い下向きに曲がったくちばしが特徴。地面をつつきながら昆虫・ムカデ・ミミズを採食。イスラエルの国鳥。