Arctic Tern vs Japanese White-eye
Sterna paradisaea 비교 대상 Zosterops japonicus
Side-by-Side Comparison
| 속성 | Arctic Tern | Japanese White-eye |
|---|---|---|
| 학명 | Sterna paradisaea | Zosterops japonicus |
| 목 | Charadriiformes | Passeriformes |
| 과 | Laridae | Zosteropidae |
| 보전 상태 | Least Concern | Least Concern |
| 체장 | 34.0 cm (13.4 in) | 11.5 cm (4.5 in) |
| 날개 폭 | 80.0 cm (31.5 in) | 17.0 cm (6.7 in) |
| 체중 | 110.0 g (3.88 oz) | 11.0 g (0.39 oz) |
| 식성 | Small fish and crustaceans caught by plunge-diving from the air. Hovers briefly before diving. | Insects, nectar, and fruit. Active gleaner that flits through foliage and visits flowers. Important pollinator … |
| 산란 수 | 2-3 | 2-6 |
| 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.
Japanese White-eye
Broadleaf evergreen forests, gardens, parks, and suburban areas. Highly adaptable and common in East Asian gardens.
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.
Japanese White-eye
Sweet, high-pitched 'tsee-tsee-tsee' whistle and soft melodic warbling. Flocks produce a continuous tinkling chorus. Alarm is a sharper 'tset'. Song is gentle and rhythmic.
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.
Japanese White-eye
East Asia including Japan, China, Korea, Taiwan, Vietnam, and the Philippines. Introduced to Hawaii and other Pacific islands.
보전 상태
Arctic Tern
Japanese White-eye
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
Japanese White-eye
Olive-green upperparts with a bright white eye-ring. Yellow throat and undertail coverts. Greyish-white belly.
Thin, pointed, slightly decurved dark bill
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.
Japanese White-eye
일본동박새는 동아시아 전역에 서식하는 작고 활발한 새이다. 뚜렷한 흰 눈 고리가 특징이며 올리브색과 녹색의 밝은 깃털을 가진다. 꽃의 꿀과 작은 곤충, 과일을 먹으며 숲, 공원, 정원 등 다양한 환경에서 생활한다.