Antarctic Prion vs Bannerman's Shearwater
Pachyptila desolata compared with Puffinus bannermani
Side-by-Side Comparison
| Attribute | Antarctic Prion | Bannerman's Shearwater |
|---|---|---|
| Scientific Name | Pachyptila desolata | Puffinus bannermani |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Least Concern | Endangered |
| Length | — | — |
| Wingspan | 36.5 cm (14.4 in) | 41.6 cm (16.4 in) |
| Weight | 149.0 g (5.26 oz) | 192.8 g (6.80 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | -- |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Least Concern
Antarctic Prion
Endangered
Bannerman's Shearwater
About These Birds
Antarctic Prion
25–28 cm, wingspan 58–66 cm. Classic prion pattern: pale blue-grey, white below, bold dark M across upperwing. Medium-broad bill. Most abundant and widespread prion; breeds South Georgia, Heard, Kerguelen, Macquarie. Feeds on crustaceans; makes deep dives compared to congeners.
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.