White-headed Petrel vs Antarctic Petrel
Pterodroma lessonii ile kıyaslandığında Thalassoica antarctica
Side-by-Side Comparison
| Özellik | White-headed Petrel | Antarctic Petrel |
|---|---|---|
| Bilimsel Ad | Pterodroma lessonii | Thalassoica antarctica |
| Takım | Procellariiformes | Procellariiformes |
| Familya | Procellariidae | Procellariidae |
| Koruma Durumu | Least Concern | Least Concern |
| Uzunluk | — | — |
| Kanat Açıklığı | 60,7 cm (23.9 in) | 59,2 cm (23.3 in) |
| Ağırlık | 695,0 g (24.52 oz) | 658,3333333333334 g (23.22 oz) |
| Beslenme | -- | -- |
| Kuluçka Büyüklüğü | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Ortak Yaşam Alanları
Hiçbiri
White-headed Petrel only
Antarctic Petrel only
Hiçbiri
Koruma Durumu
Least Concern
White-headed Petrel
Least Concern
Antarctic Petrel
About These Birds
White-headed Petrel
43 cm, wingspan 109 cm. Large petrel with white head, grey back, and white underparts; dark upperwing. Breeds Kerguelen, Macquarie, Auckland, and Antipodes islands. Ranges in subantarctic to temperate Southern Ocean. Feeds on squid and fish; nocturnal at colonies.
Antarctic Petrel
40–46 cm, wingspan 100–110 cm. Striking chocolate-brown and white pattern; only member of its genus. Breeds solely in Antarctica on cliff ledges; among the most southerly-nesting birds. Feeds on fish and krill beneath pack ice. Returns to colonies in October; one of the most abundant Antarctic seabirds.