African Penguin vs Common Kingfisher
Spheniscus demersus 比較対象 Alcedo atthis
Side-by-Side Comparison
| 属性 | African Penguin | Common Kingfisher |
|---|---|---|
| 学名 | Spheniscus demersus | Alcedo atthis |
| 目 | Sphenisciformes | Coraciiformes |
| 科 | Spheniscidae | Alcedinidae |
| 保全状況 | Endangered | Least Concern |
| 体長 | 60.0 cm (23.6 in) | 17.0 cm (6.7 in) |
| 翼開長 | 42.0 cm (16.5 in) | 25.0 cm (9.8 in) |
| 体重 | 3100.0 g (109.35 oz) | 36.0 g (1.27 oz) |
| 食性 | Small schooling fish, especially sardines and anchovies. Forages within 40 km of the colony, diving … | Small fish, aquatic insects, and crustaceans. Hunts from a low perch over water, diving headfirst … |
| 一腹卵数 | 2 | 3-10 |
| 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.
Common Kingfisher
Clear, slow-flowing rivers, streams, lakes, and ponds with suitable perching and nesting banks. Requires clean water with good fish populations.
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.
Common Kingfisher
A sharp, penetrating 'chee' whistle given in flight, often the first indication of its presence. Short, shrill single note as it darts low over rivers. Contact call is a rippling …
Geographic Range & Migration
African Penguin
Coastal southwestern Africa from Namibia to Port Elizabeth, South Africa. The only penguin species breeding in Africa.
Common Kingfisher
Widespread across Europe, Asia, and North Africa. Northern populations migrate south in winter.
保全状況
African Penguin
Common Kingfisher
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
Common Kingfisher
Brilliant electric blue upperparts and orange underparts. Blue-green crown with darker barring. White throat patch and cheek spots. A flash of blue in flight.
Long, straight, dagger-like dark bill — orange base on the lower mandible in females
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。
Common Kingfisher
カワセミ（Alcedo atthis）— ユーラシアおよびアフリカに広く分布する鮮やかな青橙色の鳥。川や池のほとりで魚を捕食する。