Northern Giant Petrel vs Balearic Shearwater
Macronectes halli 비교 대상 Puffinus mauretanicus
Side-by-Side Comparison
| 속성 | Northern Giant Petrel | Balearic Shearwater |
|---|---|---|
| 학명 | Macronectes halli | Puffinus mauretanicus |
| 목 | Procellariiformes | Procellariiformes |
| 과 | Procellariidae | Procellariidae |
| 보전 상태 | Least Concern | Critically Endangered |
| 체장 | — | — |
| 날개 폭 | 99.6 cm (39.2 in) | 48.4 cm (19.1 in) |
| 체중 | 4362.5 g (153.88 oz) | 514.8 g (18.16 oz) |
| 식성 | -- | -- |
| 산란 수 | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
보전 상태
Least Concern
Northern Giant Petrel
Critically Endangered
Balearic Shearwater
About These Birds
Northern Giant Petrel
80–95 cm, wingspan 150–200 cm. Resembles Southern Giant Petrel but bill tip is reddish-brown; lacks white morph. Breeds subantarctic islands (South Georgia, Macquarie, Auckland). Ranges north into subtropics; scavenges offal and carrion at sea. Near Threatened due to longline bycatch.
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.