Blue Jay vs Elang ekor-merah
Cyanocitta cristata dibandingkan dengan Buteo jamaicensis
Side-by-Side Comparison
| Atribut | Blue Jay | Elang ekor-merah |
|---|---|---|
| Nama Ilmiah | Cyanocitta cristata | Buteo jamaicensis |
| Ordo | Passeriformes | Accipitriformes |
| Famili | Corvidae | Accipitridae |
| Status Konservasi | Least Concern | Least Concern |
| Panjang | 28,0 cm (11.0 in) | 53,0 cm (20.9 in) |
| Rentang Sayap | 42,0 cm (16.5 in) | 124,0 cm (48.8 in) |
| Berat | 87,0 g (3.07 oz) | 1080,0 g (38.10 oz) |
| Diet | Omnivorous — nuts (especially acorns), seeds, berries, insects, and occasionally eggs or nestlings of other … | Small to medium mammals, especially voles, mice, and rabbits. Also takes birds, reptiles, and large … |
| Ukuran Sarang | 2-7 | 2-4 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Habitat Bersama
Blue Jay only
None
Elang ekor-merah only
Blue Jay
Deciduous and mixed forests, parks, and suburban areas. Highly adaptable to human-modified landscapes.
Elang ekor-merah
Open country with scattered elevated perches such as trees, poles, and cliffs. Adaptable to farmland, grasslands, roadsides, and suburban areas.
Song & Call Comparison
Blue Jay
A harsh, ringing 'jaay-jaay-jaay'. Also mimics Red-tailed Hawk and other species convincingly. Gives soft, liquid 'bell' calls and gurgling whispers in flocks.
Elang ekor-merah
Iconic, raspy descending scream: 'kreeeeee-ar', often used in films for all raptors. Gives short barking 'kak' notes near nest. Juveniles beg with persistent squealing whistles.
Geographic Range & Migration
Blue Jay
Eastern and central North America from southern Canada to the Gulf Coast. Some populations migrate irregularly.
Elang ekor-merah
North America from Alaska to Panama, including the Caribbean. One of the most common raptors in North America.
Status Konservasi
Blue Jay
Elang ekor-merah
How to Tell Them Apart
Blue Jay
Bright blue upperparts with black barring on the wings and tail. White face and underparts with a black necklace. Prominent blue crest.
Stout, straight black bill
Elang ekor-merah
Variable plumage from pale to dark morphs. Most adults have rich brown upperparts, a pale breast with a dark belly band, and the characteristic rufous-red tail.
Dark hooked bill with a yellow cere
About These Birds
Blue Jay
The blue jay is a bold, intelligent member of the corvid family known for its striking plumage and loud calls. Blue jays are important dispersers of oak trees, as they cache thousands of acorns each autumn. Their complex social behavior includes mimicking the calls of hawks to scare other birds from feeders.
Elang ekor-merah
The red-tailed hawk is the most widespread and common hawk in North America. Its screaming cry is so iconic that it is often dubbed over bald eagle footage in films and television. These adaptable raptors thrive in human-altered landscapes and are a familiar sight perched along highways.