Australasian Bittern vs Great Blue Heron
Botaurus poiciloptilus 비교 대상 Ardea herodias
Side-by-Side Comparison
| 속성 | Australasian Bittern | Great Blue Heron |
|---|---|---|
| 학명 | Botaurus poiciloptilus | Ardea herodias |
| 목 | Pelecaniformes | Pelecaniformes |
| 과 | Ardeidae | Ardeidae |
| 보전 상태 | Vulnerable | Least Concern |
| 체장 | — | 117.0 cm (46.1 in) |
| 날개 폭 | 64.1 cm (25.2 in) | 183.0 cm (72.0 in) |
| 체중 | 1166.5 g (41.15 oz) | 2400.0 g (84.66 oz) |
| 식성 | -- | Primarily fish, also frogs, snakes, small mammals, insects, and other birds. Hunts by standing motionless … |
| 산란 수 | 4-5 | 2-7 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Great Blue Heron
Wetlands of all types including marshes, swamps, riverbanks, lake edges, and coastal shores. Also hunts in fields and meadows.
Song & Call Comparison
Australasian Bittern
Great Blue Heron
Deep, harsh, croaking 'frahnk-frahnk' call in flight. Also gives low guttural grunts at the nest. Alarmed birds give repeated croaks. Mostly silent for such a large wader.
Geographic Range & Migration
Australasian Bittern
Great Blue Heron
North and Central America from Alaska and southern Canada to the Caribbean and Galapagos Islands.
보전 상태
Australasian Bittern
Great Blue Heron
How to Tell Them Apart
Australasian Bittern
Great Blue Heron
Blue-grey body with a white head bearing a broad black stripe extending to a long black plume. Rufous-brown thighs. In flight, the neck is folded into an S-shape.
Long, dagger-like yellowish bill
About These Birds
Australasian Bittern
오스트랄라시아알락해오라기는 오스트레일리아와 뉴질랜드의 민물 습지와 갈대밭에 서식하는 취약(VU) 상태의 큰 왜가리입니다. 몸무게 약 1,166.5g, 날개폭 64.1cm로, 위협 시 부리를 하늘로 향해 움직이지 않는 암호화된 줄무늬 갈색 새입니다. 밤에 물고기, 개구리, 수생 무척추동물을 먹습니다.
Great Blue Heron
The great blue heron is the largest heron in North America, standing up to 1.4 meters tall. These patient hunters can stand motionless for extended periods before striking at prey with remarkable speed. They nest in large colonies called heronries, often returning to the same site year after year.