Arctic Tern vs Peregrine Falcon
Sterna paradisaea 비교 대상 Falco peregrinus
Side-by-Side Comparison
| 속성 | Arctic Tern | Peregrine Falcon |
|---|---|---|
| 학명 | Sterna paradisaea | Falco peregrinus |
| 목 | Charadriiformes | Falconiformes |
| 과 | Laridae | Falconidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 34.0 cm (13.4 in) | 43.0 cm (16.9 in) |
| 날개 폭 | 80.0 cm (31.5 in) | 104.0 cm (40.9 in) |
| 체중 | 110.0 g (3.88 oz) | 750.0 g (26.46 oz) |
| 식성 | Small fish and crustaceans caught by plunge-diving from the air. Hovers briefly before diving. | Almost exclusively medium-sized birds caught in flight, including pigeons, doves, waterfowl, and songbirds. Hunts with … |
| 산란 수 | 2-3 | 2-4 |
| 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.
Peregrine Falcon
Diverse habitats from tundra to tropics, typically near cliffs or tall structures. Increasingly found in cities nesting on skyscrapers and bridges.
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.
Peregrine Falcon
A harsh, wailing 'kak-kak-kak-kak' repeated rapidly in defense of the nest. Alarm call is a long screaming 'raaak'. Mostly silent away from breeding sites.
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.
Peregrine Falcon
One of the most widespread birds, found on every continent except Antarctica. Migratory populations travel vast distances between breeding and wintering grounds.
보전 상태
Arctic Tern
Peregrine Falcon
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
Peregrine Falcon
Blue-grey upperparts with barred white underparts. A distinctive black moustachial stripe contrasts with the white throat and cheeks.
Short, notched blue-grey bill with a yellow cere
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.
Peregrine Falcon
매는 세계에서 가장 빠른 동물로, 먹이를 향해 급강하할 때 시속 320km 이상의 속도를 낼 수 있습니다. 남극 대륙을 제외한 전 세계에 분포하며 도시 고층 건물에서도 번식합니다. DDT 사용으로 20세기 중반 크게 줄었다가 현재 회복되었습니다.