Southern Giant Petrel vs Balearic Shearwater
Macronectes giganteus so với Puffinus mauretanicus
Side-by-Side Comparison
| Thuộc Tính | Southern Giant Petrel | Balearic Shearwater |
|---|---|---|
| Tên Khoa Học | Macronectes giganteus | Puffinus mauretanicus |
| Bộ | Procellariiformes | Procellariiformes |
| Họ | Procellariidae | Procellariidae |
| Tình Trạng Bảo Tồn | Least Concern | Critically Endangered |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 98,7 cm (38.9 in) | 48,4 cm (19.1 in) |
| Khối Lượng | 4425,0 g (156.09 oz) | 514,8 g (18.16 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Môi Trường Sống Chung
Southern Giant Petrel only
Balearic Shearwater only
Không
Tình Trạng Bảo Tồn
Least Concern
Southern Giant Petrel
Critically Endangered
Balearic Shearwater
About These Birds
Southern Giant Petrel
86–99 cm, wingspan 185–205 cm; largest procellariid. Bill massive, pale horn with greenish tip. Two morphs: brown-and-white and rare all-white. Breeds Antarctic and subantarctic islands; ranges widely in Southern Ocean. Scavenges carrion and kills penguins; dominant at seal carcasses.
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.