Arctic Tern vs コンゴウインコ
Sterna paradisaea 比較対象 Ara macao
Side-by-Side Comparison
| 属性 | Arctic Tern | コンゴウインコ |
|---|---|---|
| 学名 | Sterna paradisaea | Ara macao |
| 目 | Charadriiformes | Psittaciformes |
| 科 | Laridae | Psittacidae |
| 保全状況 | Least Concern | Least Concern |
| 体長 | 34.0 cm (13.4 in) | 85.0 cm (33.5 in) |
| 翼開長 | 80.0 cm (31.5 in) | 110.0 cm (43.3 in) |
| 体重 | 110.0 g (3.88 oz) | 1000.0 g (35.27 oz) |
| 食性 | Small fish and crustaceans caught by plunge-diving from the air. Hovers briefly before diving. | Fruits, nuts, seeds, and flowers from rainforest canopy trees. Visits clay licks to detoxify compounds … |
| 一腹卵数 | 2-3 | 1-4 |
| 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.
コンゴウインコ
Humid tropical lowland rainforests, gallery forests, and forest edges. Requires large mature trees with cavities for nesting.
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.
コンゴウインコ
Very loud, raucous squawking screams 'araak-araak'. Also gives chattering contact calls in pairs. Capable of mimicking human speech in captivity. Highly vocal throughout the day.
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.
コンゴウインコ
Southern Mexico through Central America to Amazonian South America, including Peru, Bolivia, Brazil, and Colombia.
保全状況
Arctic Tern
コンゴウインコ
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
コンゴウインコ
Brilliant scarlet red body with bright yellow wing coverts and blue flight feathers and tail. Large white bare facial patch around the eye.
Large, strongly curved bill — pale horn upper mandible, dark lower mandible
About These Birds
Arctic Tern
キョクアジサシはあらゆる動物の中で最長の渡りを行い、毎年北極と南極を往復する約7万kmの旅をする。30年の寿命の中に、月への往復3回分に相当する飛翔距離を積み重ねる可能性がある。地球上でどの生物よりも多くの昼光を経験するこの驚異的な鳥は、太陽を追い続ける。
コンゴウインコ
The scarlet macaw is one of the most iconic tropical birds with its dazzling tricolor plumage. These highly intelligent parrots form lifelong pair bonds and can live over 75 years in captivity. They play an important ecological role as seed dispersers in Neotropical rainforests.