Long-billed Murrelet vs Ancient Murrelet
Brachyramphus perdix 比較対象 Synthliboramphus antiquus
Side-by-Side Comparison
| 属性 | Long-billed Murrelet | Ancient Murrelet |
|---|---|---|
| 学名 | Brachyramphus perdix | Synthliboramphus antiquus |
| 目 | Charadriiformes | Charadriiformes |
| 科 | Alcidae | Alcidae |
| 保全状況 | Near Threatened | Least Concern |
| 体長 | — | — |
| 翼開長 | 26.9 cm (10.6 in) | 27.1 cm (10.7 in) |
| 体重 | 308.0 g (10.86 oz) | 208.16666666666666 g (7.34 oz) |
| 食性 | -- | -- |
| 一腹卵数 | 1 | 2 |
| Population Trend | — | — |
Habitat Comparison
保全状況
Near Threatened
Long-billed Murrelet
Least Concern
Ancient Murrelet
About These Birds
Long-billed Murrelet
ナガハシウミスズメは体長26〜28cmで、シベリアの原生林の内奥深くに生息し、苔むした木の枝の上に直接巣を作る—穴なし。それ以外は外洋で過ごし、東アジア沖で越冬する。魚食者；小魚を求めて潜水する。準絶滅危惧；アルシダエ科では珍しい営巣生態。
Ancient Murrelet
Ancient Murrelet, 24–27 cm, breeds in burrows on North Pacific islands from British Columbia to Japan. Black hood, grey back, white underparts with yellow bill. Nocturnal at colonies to avoid predators. Chicks lead-march to sea within days of hatching — abandoning the nest very early. Planktivore and piscivore.