Arctic Tern vs Common Tern

Sterna paradisaea 비교 대상 Sterna hirundo

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Side-by-Side Comparison

속성 Arctic Tern Common Tern
학명 Sterna paradisaea Sterna hirundo
Charadriiformes Charadriiformes
Laridae Laridae
보전 상태 Least Concern Least Concern
체장 34.0 cm (13.4 in)
날개 폭 80.0 cm (31.5 in) 50.7 cm (20.0 in)
체중 110.0 g (3.88 oz) 125.75 g (4.44 oz)
식성 Small fish and crustaceans caught by plunge-diving from the air. Hovers briefly before diving. --
산란 수 2-3 2-3
Population Trend
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Size Comparison

Body Length
Arctic Tern 34.0 cm
Common Tern
날개 폭
Arctic Tern 80.0 cm
Common Tern 50.7 cm
체중
Arctic Tern 110.0 g
Common Tern 125.75 g
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Habitat Comparison

공유 서식지

Arctic Tern only

없음

Common Tern only

없음

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.

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Song & Call Comparison

Arctic Tern

노래

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 Tern

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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 Tern

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보전 상태

Least Concern

Arctic Tern

Least Concern

Common Tern

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How to Tell Them Apart

Arctic Tern

깃털

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.

부리

Slender, pointed, bright red bill

Common Tern

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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 Tern

Common Tern, 31–35 cm, wingspan 77–98 cm, is among the most widespread seabirds, breeding across the Holarctic and wintering in the Southern Hemisphere. Grey back, white below, orange-red bill with dark tip, black cap. Plunge-dives for fish. One of the longest-distance migrants in the Northern Hemisphere.

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Related Comparisons

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