Kerguelen Petrel vs Balearic Shearwater
Aphrodroma brevirostris 对比 Puffinus mauretanicus
Side-by-Side Comparison
| 属性 | Kerguelen Petrel | Balearic Shearwater |
|---|---|---|
| 学名 | Aphrodroma brevirostris | Puffinus mauretanicus |
| 目 | Procellariiformes | Procellariiformes |
| 科 | Procellariidae | Procellariidae |
| 保护状况 | Least Concern | Critically Endangered |
| 体长 | — | — |
| 翼展 | 48.0 cm (18.9 in) | 48.4 cm (19.1 in) |
| 体重 | 353.0 g (12.45 oz) | 514.8 g (18.16 oz) |
| 食性 | -- | -- |
| 产卵数 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
保护状况
Least Concern
Kerguelen Petrel
Critically Endangered
Balearic Shearwater
About These Birds
Kerguelen Petrel
33–36 cm, wingspan 80–85 cm. Dark grey-brown with short rounded bill; distinctive silvery-white flash on leading edge of underwing. Breeds Tristan da Cunha, Gough, Crozet, and Kerguelen. Ranges widely in Southern Ocean; feeds on fish and squid; solitary at sea.
Balearic Shearwater
30–38 cm. Brown above; variably dirty-white to brown below; often shows brown smudging on flanks. Breeds only Balearic Islands, Spain. Critically Endangered with fewer than 3,000 pairs; faces extinction. Migrates to NE Atlantic; threatened by predators, fishing bycatch, and tourist development.