Atlantic Puffin vs Marbled Murrelet
Fratercula arctica 比較対象 Brachyramphus marmoratus
Side-by-Side Comparison
| 属性 | Atlantic Puffin | Marbled Murrelet |
|---|---|---|
| 学名 | Fratercula arctica | Brachyramphus marmoratus |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Alcidae | Alcidae |
| 保全状況 | Vulnerable | Endangered |
| 体長 | 30.0 cm (11.8 in) | — |
| 翼開長 | 56.0 cm (22.0 in) | 24.7 cm (9.7 in) |
| 体重 | 380.0 g (13.40 oz) | 215.98333333333335 g (7.62 oz) |
| 食性 | Small fish, especially sand eels, herring, and capelin. Dives underwater using wings for propulsion, catching … | -- |
| 一腹卵数 | 1 | 1 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Atlantic Puffin
Breeds on grassy cliff tops and offshore islands. Spends winter entirely at sea in the North Atlantic.
Song & Call Comparison
Atlantic Puffin
At burrow gives a low, moaning 'arr-arr-arr' growl. Silent at sea. At breeding colonies produces a series of grunting croaks. Chicks give soft peeping calls.
Marbled Murrelet
Geographic Range & Migration
Atlantic Puffin
North Atlantic from eastern Canada and northeastern United States to Iceland, Norway, and northwest Russia.
Marbled Murrelet
保全状況
Atlantic Puffin
Marbled Murrelet
How to Tell Them Apart
Atlantic Puffin
Black upperparts and white underparts with a distinctive white face. In breeding season, the face brightens and colourful bill plates develop. Winter plumage is duller with a darker face.
Large, laterally compressed, triangular bill — bright orange, blue, and yellow in breeding season
Marbled Murrelet
About These Birds
Atlantic Puffin
「海のピエロ」とも呼ばれるニシツノメドリは、北海の崖に穴を掘って営巣する魅力的な海鳥。口蓋に後ろ向きの棘があるため、一度に12匹もの魚を横向きにくわえて運ぶことができる。気候変動と乱獲による餌不足が脅威となり、個体数が減少している。
Marbled Murrelet
マダラウミスズメは体長24〜25cmで、北米西部の原生林の苔むした枝の上に巣を作り—穴を掘らずに内陸の林に巣を作る数少ない海鳥のひとつ。絶滅危惧；ダグラスモミと古代スギの原生林に依存する。魚食者；近岸でイカナゴなどを求めて潜水する。絶滅危惧種。