European Roller vs Azure Dollarbird
Coracias garrulus 对比 Eurystomus azureus
Side-by-Side Comparison
| 属性 | European Roller | Azure Dollarbird |
|---|---|---|
| 学名 | Coracias garrulus | Eurystomus azureus |
| 目 | Coraciiformes | Coraciiformes |
| 科 | Coraciidae | Coraciidae |
| 保护状况 | Least Concern | Near Threatened |
| 体长 | 31.0 cm (12.2 in) | — |
| 翼展 | 66.0 cm (26.0 in) | 38.0 cm (15.0 in) |
| 体重 | 130.0 g (4.59 oz) | 122.8 g (4.33 oz) |
| 食性 | Large insects, especially beetles, grasshoppers, and crickets. Also takes small reptiles, frogs, and scorpions. Hunts … | -- |
| 产卵数 | 3-6 | -- |
| Population Trend | — | — |
Size Comparison
Body Length
European Roller
31.0 cm
Azure Dollarbird
—
翼展
European Roller
66.0 cm
Azure Dollarbird
38.0 cm
体重
European Roller
130.0 g
Azure Dollarbird
122.8 g
Habitat Comparison
European Roller
Warm, dry, open country with scattered trees and nest holes. Breeds in tree cavities, earth banks, and nest boxes.
Song & Call Comparison
European Roller
鸣唱
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.
Azure Dollarbird
Geographic Range & Migration
European Roller
Southern and eastern Europe, Central Asia, and North Africa. Winters in sub-Saharan Africa.
Azure Dollarbird
保护状况
Least Concern
European Roller
Near Threatened
Azure Dollarbird
How to Tell Them Apart
European Roller
羽毛
Turquoise-blue head, breast, and tail. Chestnut-brown back. Vivid ultramarine blue and black wing patches visible in flight.
喙
Short, stout, dark hooked bill
Azure Dollarbird
About These Birds
European Roller
因求偶时的翻滚飞行而得名。欧洲唯一的佛法僧科鸟类。种群数量下降。
Azure Dollarbird
蔚蓝三宝鸟。近危。分布于印度尼西亚北马鲁古群岛。体重约122.8克，翼展38厘米。通体惊艳的蔚蓝色。