Arctic Tern vs Common Starling
Sterna paradisaea 비교 대상 Sturnus vulgaris
Side-by-Side Comparison
| 속성 | Arctic Tern | Common Starling |
|---|---|---|
| 학명 | Sterna paradisaea | Sturnus vulgaris |
| 목 | Charadriiformes | Passeriformes |
| 과 | Laridae | Sturnidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 34.0 cm (13.4 in) | 21.5 cm (8.5 in) |
| 날개 폭 | 80.0 cm (31.5 in) | 37.0 cm (14.6 in) |
| 체중 | 110.0 g (3.88 oz) | 78.0 g (2.75 oz) |
| 식성 | Small fish and crustaceans caught by plunge-diving from the air. Hovers briefly before diving. | Omnivorous — insects and larvae (especially leatherjackets), earthworms, fruit, and seeds. Probes soil with open … |
| 산란 수 | 2-3 | 4-7 |
| 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.
Common Starling
Open countryside, farmland, parks, and urban areas. Forms enormous communal roosts in winter, especially in urban environments.
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.
Common Starling
A complex mimic: rattles, whistles, clicks, and squeaks mixed with imitations of other birds. Song is a continuous medley. Also gives harsh 'scheer' alarm and chattering.
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.
Common Starling
Native to Europe, western Asia, and North Africa. Introduced to North America, South Africa, Australia, and New Zealand.
보전 상태
Arctic Tern
Common Starling
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
Common Starling
Glossy black plumage with iridescent purple and green sheen in breeding season. Winter plumage shows white spotting. Short tail and pointed wings in flight.
Long, pointed bill — yellow in breeding season, dark in winter
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.
Common Starling
찌르레기는 수천 마리가 함께 복잡한 공중 패턴을 만들어내는 군무로 유명하다. 번식기의 화려한 반점 깃털이 계절에 따라 변하며 농경지, 도심, 해안가 등 다양한 서식지에서 번성한다.