Bannerman's Shearwater vs Antarctic Petrel
Puffinus bannermani compared with Thalassoica antarctica
Side-by-Side Comparison
| Attribute | Bannerman's Shearwater | Antarctic Petrel |
|---|---|---|
| Scientific Name | Puffinus bannermani | Thalassoica antarctica |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Endangered | Least Concern |
| Length | — | — |
| Wingspan | 41.6 cm (16.4 in) | 59.2 cm (23.3 in) |
| Weight | 192.8 g (6.80 oz) | 658.3333333333334 g (23.22 oz) |
| Diet | -- | -- |
| Clutch Size | -- | 1 |
| Population Trend | — | — |
Conservation Status
Endangered
Bannerman's Shearwater
Least Concern
Antarctic Petrel
About These Birds
Bannerman's Shearwater
30 cm. Dark above; white below with dark vent and undertail. Breeds Bonin (Ogasawara) Islands and Volcano Islands, Japan. Endangered; very small population threatened by rats. Closely related to Newell's Shearwater; ranges in north Pacific.
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.