Eastern Bluebird vs Laughing Kookaburra
Sialia sialis 比較対象 Dacelo novaeguineae
Side-by-Side Comparison
| 属性 | Eastern Bluebird | Laughing Kookaburra |
|---|---|---|
| 学名 | Sialia sialis | Dacelo novaeguineae |
| 目 | Passeriformes | Coraciiformes |
| 科 | Turdidae | Alcedinidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 17.5 cm (6.9 in) | 43.0 cm (16.9 in) |
| 翼開長 | 27.0 cm (10.6 in) | 65.0 cm (25.6 in) |
| 体重 | 31.0 g (1.09 oz) | 340.0 g (11.99 oz) |
| 食性 | Insects in summer, berries in winter. Hunts from low perches, dropping to the ground to … | Insects, lizards, snakes, small mammals, birds, and crustaceans. A sit-and-wait predator that swoops from a … |
| 一腹卵数 | 4-5 | 1-5 |
| 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.
Laughing Kookaburra
Eucalyptus forests, woodland, and suburban gardens throughout eastern and southwestern Australia.
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.
Laughing Kookaburra
The eponymous call: a loud, rollicking laughter 'koo-koo-koo-ka-ka-ka-ka', rising then falling. Family groups call together creating a cacophony. Iconic sound of the Australian bush.
Geographic Range & Migration
Eastern Bluebird
Eastern North America from southern Canada to Honduras and Nicaragua. Partially migratory.
Laughing Kookaburra
Eastern Australia from Cape York to South Australia and Tasmania. Introduced to southwestern Australia, Tasmania, and New Zealand.
保全状況
Eastern Bluebird
Laughing Kookaburra
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
Laughing Kookaburra
Brown upperparts with blue patches on the wings and rump. Creamy white head and underparts with a dark eye stripe. Dark brown tail with rufous barring.
Very large, heavy, dark upper mandible and pale lower mandible
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。
Laughing Kookaburra
The laughing kookaburra is the largest kingfisher in the world, famous for its raucous laughing call that has become an iconic sound of the Australian bush. Despite being a kingfisher, it rarely eats fish, preferring terrestrial prey. Family groups perform chorus calls at dawn and dusk to mark their territory.