Spectacled Petrel vs Balearic Shearwater
Procellaria conspicillata so với Puffinus mauretanicus
Side-by-Side Comparison
| Thuộc Tính | Spectacled Petrel | Balearic Shearwater |
|---|---|---|
| Tên Khoa Học | Procellaria conspicillata | Puffinus mauretanicus |
| Bộ | Procellariiformes | Procellariiformes |
| Họ | Procellariidae | Procellariidae |
| Tình Trạng Bảo Tồn | Vulnerable | Critically Endangered |
| Chiều Dài | — | — |
| Chiều Dài Sải Cánh | 71,0 cm (28.0 in) | 48,4 cm (19.1 in) |
| Khối Lượng | 1162,5 g (41.01 oz) | 514,8 g (18.16 oz) |
| Chế Độ Ăn | -- | -- |
| Số Trứng | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Tình Trạng Bảo Tồn
Vulnerable
Spectacled Petrel
Critically Endangered
Balearic Shearwater
About These Birds
Spectacled Petrel
58 cm. Large, sooty-black petrel; ivory bill with dark markings; diagnostic white spectacle marks around eye. Breeds only Inaccessible Island (Tristan da Cunha). Vulnerable; entire breeding population on a single isolated island; at risk from longline fisheries and storms.
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.