Anna's Hummingbird vs Barn Owl
Calypte anna 비교 대상 Tyto alba
Side-by-Side Comparison
| 속성 | Anna's Hummingbird | Barn Owl |
|---|---|---|
| 학명 | Calypte anna | Tyto alba |
| 목 | Caprimulgiformes | Strigiformes |
| 과 | Trochilidae | Tytonidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 10.0 cm (3.9 in) | 35.0 cm (13.8 in) |
| 날개 폭 | 12.0 cm (4.7 in) | 90.0 cm (35.4 in) |
| 체중 | 4.3 g (0.15 oz) | 350.0 g (12.35 oz) |
| 식성 | Nectar, small insects, and tree sap. Visits a wide variety of native and ornamental flowering … | Almost exclusively small mammals, especially voles and mice. Hunts using extraordinary hearing to locate prey … |
| 산란 수 | 2 | 2-16 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Anna's Hummingbird
Chaparral, coastal sage scrub, gardens, parks, and open woodland along the Pacific coast. One of few hummingbirds not fully migratory.
Barn Owl
Open farmland, grasslands, and marshes. Nests in barns, church steeples, tree cavities, and purpose-built nest boxes.
Song & Call Comparison
Anna's Hummingbird
Male produces a complex, scratchy song with buzzy 'dzzzzt' notes. Gives a nasal 'chee-chee-chee'. Males sing year-round, even in winter; one of few hummingbirds with true song.
Barn Owl
An eerie, drawn-out rasping shriek 'shreeeeee' — not a hoot. Also gives hissing, snoring, and bill-snapping when disturbed. Chicks call with a persistent rasping hunger call.
Geographic Range & Migration
Anna's Hummingbird
Western North America from southern British Columbia along the Pacific coast to Baja California. Range has expanded northward.
Barn Owl
The most widespread owl and one of the most widespread land birds, found on every continent except Antarctica.
보전 상태
Anna's Hummingbird
Barn Owl
How to Tell Them Apart
Anna's Hummingbird
Metallic bronze-green upperparts. Males have an iridescent rose-red crown and gorget. Females have green upperparts with grey underparts and a small red gorget patch.
Medium-length, straight, thin black bill
Barn Owl
Pale golden-buff upperparts with delicate grey mottling. Pure white heart-shaped face and white to pale buff underparts. Ghostly white appearance in flight.
Pale pinkish hooked bill nearly concealed by the facial disc
About These Birds
Anna's Hummingbird
안나 벌새는 북아메리카 서해안에 서식하는 중간 크기의 벌새입니다. 수컷은 화려한 핫핑크색의 목 깃털을 가지고 있으며, 꽃에서 꿀을 먹고 작은 곤충도 잡아먹습니다.
Barn Owl
헛간올빼미는 어떤 올빼미보다 가장 비대칭적인 귀를 가지고 있어, 동물계에서 가장 정밀한 청각 위치 파악 능력을 지닙니다. 소리만으로 완전한 어둠 속에서 먹이를 잡을 수 있습니다. 헛간올빼미의 독특한 하트 모양 얼굴은 포물면 접시처럼 작용하여 소리를 어긋난 귀로 집중시킵니다.