American Robin vs Common Kestrel
Turdus migratorius comparado com Falco tinnunculus
Side-by-Side Comparison
| Atributo | American Robin | Common Kestrel |
|---|---|---|
| Nome científico | Turdus migratorius | Falco tinnunculus |
| Ordem | Passeriformes | Falconiformes |
| Família | Turdidae | Falconidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | 25,0 cm (9.8 in) | 34,0 cm (13.4 in) |
| Envergadura | 36,0 cm (14.2 in) | 74,0 cm (29.1 in) |
| Peso | 77,0 g (2.72 oz) | 190,0 g (6.70 oz) |
| Dieta | Earthworms, insects, and fruit. Famously hunts earthworms on lawns by running, stopping, and tilting its … | Primarily voles and mice, also lizards, large insects, and small birds. Hunts by hovering at … |
| Tamanho da postura | 2-4 | 1-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Habitats partilhados
American Robin only
Common Kestrel only
American Robin
Lawns, parks, gardens, farmland, and forest edges. One of the most familiar birds in suburban North America.
Common Kestrel
Open country including farmland, grasslands, moorland, and urban areas. Common along motorways and in cities across Europe.
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.
Common Kestrel
A shrill, repeated 'kee-kee-kee-kee' or 'kik-ik-ik', especially near nest. Alarm call is a nasal chattering. Generally less vocal than larger falcons. Calls ring clearly in open country.
Geographic Range & Migration
American Robin
North America from Alaska and Canada to Mexico. Northern populations migrate south in winter; southern populations are largely resident.
Common Kestrel
Europe, Asia, and Africa. One of the most common and widespread raptors in the Old World.
Estado de conservação
American Robin
Common Kestrel
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
Common Kestrel
Males have a blue-grey head and tail with a rufous back spotted with black. Females are rufous-brown with heavy barring. Both have a dark moustachial stripe.
Short, hooked grey bill with a yellow cere
About These Birds
American Robin
O Tordo-americano (Turdus migratorius) é um dos pássaros mais conhecidos da América do Norte, pertencente à família Turdidae. Amplamente distribuído pelo continente norte-americano, habita florestas, subúrbios, parques e jardins. Mede aproximadamente 23-28 cm e pesa entre 77-85 g. Caracterizado pelo peito laranja avermelhado vivo em contraste com o dorso e cabeça escuros. Frequentemente um dos primeiros pássaros a ser ouvido ao amanhecer, com seu canto musical rico. Alimenta-se de minhocas, insetos e frutos. É um símbolo popular da chegada da …
Common Kestrel
Peneireiro-vulgar (Falco tinnunculus) — 32-38 cm. Falcão mais comum da Europa e Ásia, reconhecível pelo pairar estacionário com batimento rápido de asas enquanto caça. Macho com cabeça e cauda cinzentas e dorso castanho avermelhado manchado; fêmea mais barrada. Habita campos abertos, zonas costeiras e áreas urbanas. Alimenta-se de pequenos mamíferos, insetos e lagartos.