American Robin vs Eastern Bluebird
Turdus migratorius comparado con Sialia sialis
Side-by-Side Comparison
| Atributo | American Robin | Eastern Bluebird |
|---|---|---|
| Nombre científico | Turdus migratorius | Sialia sialis |
| Orden | Passeriformes | Passeriformes |
| Familia | Turdidae | Turdidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | 25,0 cm (9.8 in) | 17,5 cm (6.9 in) |
| Envergadura | 36,0 cm (14.2 in) | 27,0 cm (10.6 in) |
| Peso | 77,0 g (2.72 oz) | 31,0 g (1.09 oz) |
| Dieta | Earthworms, insects, and fruit. Famously hunts earthworms on lawns by running, stopping, and tilting its … | Insects in summer, berries in winter. Hunts from low perches, dropping to the ground to … |
| Tamaño de la puesta | 2-4 | 4-5 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Hábitats compartidos
Eastern Bluebird only
Ninguno
American Robin
Lawns, parks, gardens, farmland, and forest edges. One of the most familiar birds in suburban North America.
Eastern Bluebird
Open woodland, farmland edges, orchards, and parks with scattered trees and open ground. Readily uses nest boxes.
Song & Call Comparison
American Robin
A clear, caroling song of 2-3 note phrases: 'cheerily, cheer-up, cheerio'. Sings from dawn perches. Sharp 'tut-tut-tut' alarm call and thin 'seeee' flight note.
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
American Robin
North America from Alaska and Canada to Mexico. Northern populations migrate south in winter; southern populations are largely resident.
Eastern Bluebird
Eastern North America from southern Canada to Honduras and Nicaragua. Partially migratory.
Estado de conservación
American Robin
Eastern Bluebird
How to Tell Them Apart
American Robin
Dark grey-brown upperparts with a warm brick-red breast and belly. White eye-ring and streaked white throat. Female slightly paler.
Bright yellow bill with a dark tip
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
Key Differences
- • Weight: American Robin (77g) vs Eastern Bluebird (31g)
- • Length: American Robin (25 cm) vs Eastern Bluebird (17.5 cm)
- • Wingspan: American Robin (36 cm) vs Eastern Bluebird (27 cm)
- • Habitat: American Robin prefers Lawns, parks, gardens, farmland, and forest edges. One of th; Eastern Bluebird prefers Open woodland, farmland edges, orchards, and parks with scat
About These Birds
American Robin
El petirrojo americano (Turdus migratorius) es un tordo de tamaño mediano con el pecho naranja rojizo característico y la cabeza negra. Es una especie muy familiar en jardines y parques de toda Norteamérica. Migratorio parcialmente, señala la llegada de la primavera en muchas regiones. Familia Turdidae.
Eastern Bluebird
Azulejo oriental, 16-21 cm. Macho azul vivo en dorso, pecho castaño, vientre blanco; hembra más apagada. Habita prados, bordes de bosque y zonas rurales del este de Norteamérica. Insectívoro. Preocupación menor.