Kermadec Petrel vs Balearic Shearwater
Pterodroma neglecta 비교 대상 Puffinus mauretanicus
Side-by-Side Comparison
| 속성 | Kermadec Petrel | Balearic Shearwater |
|---|---|---|
| 학명 | Pterodroma neglecta | Puffinus mauretanicus |
| 목 | Procellariiformes | Procellariiformes |
| 과 | Procellariidae | Procellariidae |
| 보전 상태 | Least Concern | Critically Endangered |
| 체장 | — | — |
| 날개 폭 | 57.6 cm (22.7 in) | 48.4 cm (19.1 in) |
| 체중 | 452.5 g (15.96 oz) | 514.8 g (18.16 oz) |
| 식성 | -- | -- |
| 산란 수 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
보전 상태
Least Concern
Kermadec Petrel
Critically Endangered
Balearic Shearwater
About These Birds
Kermadec Petrel
38 cm. Polymorphic: pale morph has white underparts; dark morph is all brown-grey. Breeds Kermadec, Juan Fernandez, and Pacific islands. Ranges widely in subtropical and tropical Pacific. Feeds on fish and squid; nests in rock crevices and burrows.
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.