Hawaiian Petrel vs Balearic Shearwater
Pterodroma sandwichensis в сравнении с Puffinus mauretanicus
Side-by-Side Comparison
| Характеристика | Hawaiian Petrel | Balearic Shearwater |
|---|---|---|
| Научное название | Pterodroma sandwichensis | Puffinus mauretanicus |
| Отряд | Procellariiformes | Procellariiformes |
| Семейство | Procellariidae | Procellariidae |
| Охранный статус | Endangered | Critically Endangered |
| Длина | — | — |
| Размах крыльев | 54,3 cm (21.4 in) | 48,4 cm (19.1 in) |
| Масса | 479,5 g (16.91 oz) | 514,8 g (18.16 oz) |
| Питание | -- | -- |
| Размер кладки | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Общие среды обитания
Нет
Hawaiian Petrel only
Balearic Shearwater only
Охранный статус
Endangered
Hawaiian Petrel
Critically Endangered
Balearic Shearwater
About These Birds
Hawaiian Petrel
43 cm. Dark above with white forehead; white below with dark partial collar and carpal bar. Breeds high-elevation burrowing colonies on Hawaiian mountains. Vulnerable; threatened by introduced predators, light attraction, habitat loss. Migrates to northeast Pacific after breeding.
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.