Subantarctic Shearwater vs Balearic Shearwater
Puffinus elegans مقارنةً بـ Puffinus mauretanicus
Side-by-Side Comparison
| السمة | Subantarctic Shearwater | Balearic Shearwater |
|---|---|---|
| الاسم العلمي | Puffinus elegans | Puffinus mauretanicus |
| الرتبة | Procellariiformes | Procellariiformes |
| الفصيلة | Procellariidae | Procellariidae |
| حالة الحفاظ | Least Concern | Critically Endangered |
| الطول | — | — |
| طول الجناح | 36,8 cm (14.5 in) | 48,4 cm (19.1 in) |
| الوزن | 222,5 g (7.85 oz) | 514,8 g (18.16 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
الموائل المشتركة
بلا
Subantarctic Shearwater only
Balearic Shearwater only
حالة الحفاظ
Least Concern
Subantarctic Shearwater
Critically Endangered
Balearic Shearwater
About These Birds
Subantarctic Shearwater
27–30 cm. Dark above; white below with clean sharp borders; slightly larger than related small shearwaters. Breeds subantarctic islands (Tristan da Cunha, Gough, St. Paul). Ranges in subantarctic Southern Ocean. Separated from Little Shearwater by range and subtle differences.
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.