Tropical Shearwater vs Balearic Shearwater
Puffinus bailloni в сравнении с Puffinus mauretanicus
Side-by-Side Comparison
| Характеристика | Tropical Shearwater | Balearic Shearwater |
|---|---|---|
| Научное название | Puffinus bailloni | Puffinus mauretanicus |
| Отряд | Procellariiformes | Procellariiformes |
| Семейство | Procellariidae | Procellariidae |
| Охранный статус | Least Concern | Critically Endangered |
| Длина | — | — |
| Размах крыльев | 37,0 cm (14.6 in) | 48,4 cm (19.1 in) |
| Масса | 212,0 g (7.48 oz) | 514,8 g (18.16 oz) |
| Питание | -- | -- |
| Размер кладки | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Охранный статус
Least Concern
Tropical Shearwater
Critically Endangered
Balearic Shearwater
About These Birds
Tropical Shearwater
27–31 cm. Small; dark brown above; white below. Breeds islands of Indian Ocean and west Pacific. Several subspecies sometimes treated as separate species. Feeds on fish and squid; nocturnal at breeding colonies. Part of the Audubon's Shearwater species complex.
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.