Arctic Tern vs House Sparrow
Sterna paradisaea 비교 대상 Passer domesticus
Side-by-Side Comparison
| 속성 | Arctic Tern | House Sparrow |
|---|---|---|
| 학명 | Sterna paradisaea | Passer domesticus |
| 목 | Charadriiformes | Passeriformes |
| 과 | Laridae | Passeridae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 34.0 cm (13.4 in) | 16.0 cm (6.3 in) |
| 날개 폭 | 80.0 cm (31.5 in) | 25.0 cm (9.8 in) |
| 체중 | 110.0 g (3.88 oz) | 30.0 g (1.06 oz) |
| 식성 | Small fish and crustaceans caught by plunge-diving from the air. Hovers briefly before diving. | Primarily seeds and grains, supplemented with insects during breeding season. Readily exploits human food scraps … |
| 산란 수 | 2-3 | 1-8 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Arctic Tern
Breeds on coastal and tundra habitats. Spends most of its life at sea over the open ocean. Nests in colonies on beaches and rocky shores.
House Sparrow
Closely associated with human habitation. Found in cities, towns, farms, and any built environment. Rarely found far from people.
Song & Call Comparison
Arctic Tern
A sharp, grating 'kree-yah' alarm call. Also gives 'kik-kik-kik' near the nest. Highly aggressive vocally during the Arctic breeding season. Calls are harsh and insistent.
House Sparrow
Monotonous series of chirping 'cheep' and 'chirrup' notes. Male gives 'chilp' song repeatedly. Flocks produce constant chirping chatter. No melodic song; purely functional calls.
Geographic Range & Migration
Arctic Tern
Breeds in the Arctic and sub-Arctic. Migrates to the Antarctic, experiencing two summers per year. Found on every ocean.
House Sparrow
Native to Europe, Asia, and North Africa. Introduced to every continent except Antarctica, making it the most widely distributed wild bird.
보전 상태
Arctic Tern
House Sparrow
How to Tell Them Apart
Arctic Tern
Pale grey upperparts, white underparts with a black cap. Blood-red bill and short red legs. Deeply forked tail streamers. Winter adults lose the full black cap.
Slender, pointed, bright red bill
House Sparrow
Males have grey crowns, chestnut napes, black bibs, and streaked brown backs. Females and juveniles are plain buffy-brown with a pale eyebrow stripe.
Short, stout, conical bill — black in breeding males, yellowish in non-breeding
About These Birds
Arctic Tern
북극제비갈매기는 모든 동물 중 가장 긴 이동 기록을 보유하고 있어, 매년 북극에서 남극까지 약 7만 km를 왕복합니다. 약 30년의 수명 동안 달을 세 번 왕복하는 거리를 날아다닙니다. 지구상 어떤 생물보다 많은 일광을 경험하는 놀라운 새입니다.
House Sparrow
집참새는 아마도 세계에서 인간과 함께 가장 성공적인 새일 것이다. 처음에는 중동에서 기원했지만 인간의 교역로와 정착지를 따라 전 세계로 퍼졌다. 씨앗, 곤충, 음식물 쓰레기를 먹는 기회주의적 잡식성이다.