African Penguin vs Emperor Penguin
Spheniscus demersus 比較対象 Aptenodytes forsteri
Side-by-Side Comparison
| 属性 | African Penguin | Emperor Penguin |
|---|---|---|
| 学名 | Spheniscus demersus | Aptenodytes forsteri |
| 目 | Sphenisciformes | Sphenisciformes |
| 科 | Spheniscidae | Spheniscidae |
| 保全状況 | Endangered | Near Threatened |
| 体長 | 60.0 cm (23.6 in) | 115.0 cm (45.3 in) |
| 翼開長 | 42.0 cm (16.5 in) | 76.0 cm (29.9 in) |
| 体重 | 3100.0 g (109.35 oz) | 30000.0 g (1058.22 oz) |
| 食性 | Small schooling fish, especially sardines and anchovies. Forages within 40 km of the colony, diving … | Primarily Antarctic silverfish, krill, and squid. The deepest-diving bird, reaching depths over 500 meters and … |
| 一腹卵数 | 2 | 1 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
African Penguin
Rocky coastlines and offshore islands of southern Africa. Nests in burrows, under boulders, or in surface scrapes.
Emperor Penguin
Antarctic pack ice and surrounding Southern Ocean. The only penguin species that breeds during the Antarctic winter.
Song & Call Comparison
African Penguin
A loud, donkey-like braying 'waaah-waaah' — hence its nickname 'jackass penguin'. Also gives softer grunts and contact calls at the colony. Highly vocal on breeding beaches.
Emperor Penguin
Loud, resonant trumpeting calls used for individual recognition in dense colonies. Each bird's call is unique in frequency. Also gives softer contact 'braying' notes.
Geographic Range & Migration
African Penguin
Coastal southwestern Africa from Namibia to Port Elizabeth, South Africa. The only penguin species breeding in Africa.
Emperor Penguin
Antarctic continent and surrounding sea ice. Breeding colonies are found along the entire Antarctic coastline.
保全状況
African Penguin
Emperor Penguin
How to Tell Them Apart
African Penguin
Black upperparts and white underparts with a distinctive black horseshoe-shaped band across the breast. Pink patches of bare skin above the eyes help with thermoregulation.
Sturdy, pointed, black bill with a grey band near the tip
Emperor Penguin
Black head, chin, and dorsal side with white belly. Bright yellow-orange ear patches fade to pale yellow on the upper breast.
Long, slightly decurved bill — black with orange or pink mandible stripe
About These Birds
African Penguin
南アフリカ西部沿岸とその島嶼に生息するペンギン（体長60〜70cm）。黒い背中と白い腹に黒い縦縞、眼上部のピンクの皮膚が特徴的。Spheniscus demersus（アフリカペンギン）はロバのような「ブレイヤー」という鳴き声から「ジャッカスペンギン」とも呼ばれる。過去1世紀で個体数が97%以上減少し、絶滅危惧種に指定されている。Spheniscidae科。
Emperor Penguin
最大・最重量のペンギンで、南極の-60℃の厳しい環境下で繁殖する。オスが卵を抱いて越冬する。