White-bellied Storm-petrel vs Pincoya Storm-petrel
Fregetta grallaria مقارنةً بـ Oceanites pincoyae
Side-by-Side Comparison
| السمة | White-bellied Storm-petrel | Pincoya Storm-petrel |
|---|---|---|
| الاسم العلمي | Fregetta grallaria | Oceanites pincoyae |
| الرتبة | Procellariiformes | Procellariiformes |
| الفصيلة | Oceanitidae | Oceanitidae |
| حالة الحفاظ | Least Concern | Data Deficient |
| الطول | — | — |
| طول الجناح | 33,7 cm (13.3 in) | 26,7 cm (10.5 in) |
| الوزن | 53,9 g (1.90 oz) | 26,0 g (0.92 oz) |
| النظام الغذائي | -- | -- |
| عدد البيض في الوضع | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
الموائل المشتركة
بلا
White-bellied Storm-petrel only
Pincoya Storm-petrel only
حالة الحفاظ
Least Concern
White-bellied Storm-petrel
Data Deficient
Pincoya Storm-petrel
About These Birds
White-bellied Storm-petrel
White-bellied Storm-petrel, 18–21 cm, breeds on sub-Antarctic and South Atlantic islands; pelagic across the Southern Ocean in winter. White belly contrasts with dark breast band and dark upperparts; pale at base of rump. Planktivore; patters over sea surface. Often seen in the company of Wilson's Storm-petrel.
Pincoya Storm-petrel
Pincoya Storm-petrel, 16–18 cm, was described as a new species only in 2013 from the Chiloé Archipelago of Chile. One of the most recently discovered birds in the Americas. Dark with white belly patch. Breeds in Chilean fjords — unusual for storm-petrels. Forages over cold sub-Antarctic coastal waters.