Petirrojo Americano vs Zosterops Japonés
Turdus migratorius comparado con Zosterops japonicus
Side-by-Side Comparison
| Atributo | Petirrojo Americano | Zosterops Japonés |
|---|---|---|
| Nombre científico | Turdus migratorius | Zosterops japonicus |
| Orden | Passeriformes | Passeriformes |
| Familia | Turdidae | Zosteropidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | 25,0 cm (9.8 in) | 11,5 cm (4.5 in) |
| Envergadura | 36,0 cm (14.2 in) | 17,0 cm (6.7 in) |
| Peso | 77,0 g (2.72 oz) | 11,0 g (0.39 oz) |
| Dieta | Earthworms, insects, and fruit. Famously hunts earthworms on lawns by running, stopping, and tilting its … | Insects, nectar, and fruit. Active gleaner that flits through foliage and visits flowers. Important pollinator … |
| Tamaño de la puesta | 2-4 | 2-6 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Hábitats compartidos
Petirrojo Americano only
Zosterops Japonés only
Ninguno
Petirrojo Americano
Lawns, parks, gardens, farmland, and forest edges. One of the most familiar birds in suburban North America.
Zosterops Japonés
Broadleaf evergreen forests, gardens, parks, and suburban areas. Highly adaptable and common in East Asian gardens.
Song & Call Comparison
Petirrojo Americano
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.
Zosterops Japonés
Sweet, high-pitched 'tsee-tsee-tsee' whistle and soft melodic warbling. Flocks produce a continuous tinkling chorus. Alarm is a sharper 'tset'. Song is gentle and rhythmic.
Geographic Range & Migration
Petirrojo Americano
North America from Alaska and Canada to Mexico. Northern populations migrate south in winter; southern populations are largely resident.
Zosterops Japonés
East Asia including Japan, China, Korea, Taiwan, Vietnam, and the Philippines. Introduced to Hawaii and other Pacific islands.
Estado de conservación
Petirrojo Americano
Zosterops Japonés
How to Tell Them Apart
Petirrojo Americano
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
Zosterops Japonés
Olive-green upperparts with a bright white eye-ring. Yellow throat and undertail coverts. Greyish-white belly.
Thin, pointed, slightly decurved dark bill
About These Birds
Petirrojo Americano
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.
Zosterops Japonés
El zosterops japonés es un pequeño pájaro de Asia oriental con anillo ocular blanco llamativo, muy adaptable, que habita en bosques y jardines.