águia-de-cabeça-branca vs Common Blackbird
Haliaeetus leucocephalus comparado com Turdus merula
Side-by-Side Comparison
| Atributo | águia-de-cabeça-branca | Common Blackbird |
|---|---|---|
| Nome científico | Haliaeetus leucocephalus | Turdus merula |
| Ordem | Accipitriformes | Passeriformes |
| Família | Accipitridae | Turdidae |
| Estado de conservação | Least Concern | Least Concern |
| Comprimento | 79,0 cm (31.1 in) | 25,0 cm (9.8 in) |
| Envergadura | 203,0 cm (79.9 in) | 36,0 cm (14.2 in) |
| Peso | 4300,0 g (151.68 oz) | 100,0 g (3.53 oz) |
| Dieta | Primarily fish, also waterfowl, small mammals, and carrion. Hunts by swooping down to snatch fish … | Earthworms, insects, berries, and fruit. Forages on the ground, turning over leaf litter. Famously pulls … |
| Tamanho da postura | 1-4 | 3-5 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Habitats partilhados
águia-de-cabeça-branca only
Common Blackbird only
Nenhum
águia-de-cabeça-branca
Large bodies of open water including coasts, rivers, and lakes with abundant fish and old-growth trees for nesting.
Common Blackbird
Woodland, hedgerows, gardens, and parks. One of the most common garden birds across Europe.
Song & Call Comparison
águia-de-cabeça-branca
High-pitched, chattering whistle: a rapid 'kleek-kik-ik-ik-ik'. Surprisingly weak and thin for such a large raptor. Also gives a lower 'kwit-kwit' call near the nest.
Common Blackbird
Arguably Britain's finest songster: rich, flute-like phrases with deep, mellow quality. Sings persistently at dusk. Alarm is a sharp 'chook-chook'. Song includes liquid 'pew' notes.
Geographic Range & Migration
águia-de-cabeça-branca
North America from Alaska and Canada through the contiguous United States to northern Mexico.
Common Blackbird
Europe, Asia, and North Africa. Introduced to Australia and New Zealand. Northern populations are migratory.
Estado de conservação
águia-de-cabeça-branca
Common Blackbird
How to Tell Them Apart
águia-de-cabeça-branca
Adults have a dark brown body with a striking white head and tail. Juveniles are mottled brown and white, reaching full adult plumage at age five.
Large, hooked, bright yellow bill
Common Blackbird
Males are jet black with a bright yellow-orange bill and eye-ring. Females are dark brown with mottled underparts and a dull yellowish bill.
Bright yellow-orange bill in males, dull brownish in females
About These Birds
águia-de-cabeça-branca
The bald eagle is the national bird and symbol of the United States. Once endangered due to DDT pesticide use, it made a remarkable recovery and was removed from the endangered species list in 2007. These powerful raptors build the largest tree nests of any bird, some weighing over two tons.
Common Blackbird
Melro-preto (Turdus merula) — 24-25 cm. Macho totalmente negro com bico e anel orbital laranjas vivos; fêmea castanho-escura com peito malhado. Amplamente distribuído pela Europa, Ásia e norte de África, introduzido na Austrália e Nova Zelândia. Cantor extraordinário com melodias complexas e fluidas. Habita florestas, jardins, parques e sebes.