Common Kestrel vs Emperor Penguin
Falco tinnunculus 对比 Aptenodytes forsteri
Side-by-Side Comparison
| 属性 | Common Kestrel | Emperor Penguin |
|---|---|---|
| 学名 | Falco tinnunculus | Aptenodytes forsteri |
| 目 | Falconiformes | Sphenisciformes |
| 科 | Falconidae | Spheniscidae |
| 保护状况 | Least Concern | Near Threatened |
| 体长 | 34.0 cm (13.4 in) | 115.0 cm (45.3 in) |
| 翼展 | 74.0 cm (29.1 in) | 76.0 cm (29.9 in) |
| 体重 | 190.0 g (6.70 oz) | 30000.0 g (1058.22 oz) |
| 食性 | Primarily voles and mice, also lizards, large insects, and small birds. Hunts by hovering at … | Primarily Antarctic silverfish, krill, and squid. The deepest-diving bird, reaching depths over 500 meters and … |
| 产卵数 | 1-7 | 1 |
| Population Trend | — | — |
Size Comparison
Habitat Comparison
Common Kestrel
Open country including farmland, grasslands, moorland, and urban areas. Common along motorways and in cities across Europe.
Emperor Penguin
Antarctic pack ice and surrounding Southern Ocean. The only penguin species that breeds during the Antarctic winter.
Song & Call Comparison
Common Kestrel
A shrill, repeated 'kee-kee-kee-kee' or 'kik-ik-ik', especially near nest. Alarm call is a nasal chattering. Generally less vocal than larger falcons. Calls ring clearly in open country.
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
Common Kestrel
Europe, Asia, and Africa. One of the most common and widespread raptors in the Old World.
Emperor Penguin
Antarctic continent and surrounding sea ice. Breeding colonies are found along the entire Antarctic coastline.
保护状况
Common Kestrel
Emperor Penguin
How to Tell Them Apart
Common Kestrel
Males have a blue-grey head and tail with a rufous back spotted with black. Females are rufous-brown with heavy barring. Both have a dark moustachial stripe.
Short, hooked grey bill with a yellow cere
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
Common Kestrel
红隼（Falco tinnunculus）— 广泛分布于欧洲、亚洲和非洲的小型隼。以悬停空中寻觅地面猎物的行为为特征。
Emperor Penguin
体型最大、最重的企鹅。在南极冬季零下60摄氏度的环境中繁殖。雄鸟孵卵约65天，期间完全禁食。