Buller's Shearwater vs Antarctic Prion
Ardenna bulleri verglichen mit Pachyptila desolata
Side-by-Side Comparison
| Merkmal | Buller's Shearwater | Antarctic Prion |
|---|---|---|
| Wissenschaftlicher Name | Ardenna bulleri | Pachyptila desolata |
| Ordnung | Procellariiformes | Procellariiformes |
| Familie | Procellariidae | Procellariidae |
| Erhaltungsstatus | Vulnerable | Least Concern |
| Länge | — | — |
| Flügelspannweite | 55,2 cm (21.7 in) | 36,5 cm (14.4 in) |
| Gewicht | 388,5 g (13.70 oz) | 149,0 g (5.26 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
Vulnerable
Buller's Shearwater
Least Concern
Antarctic Prion
About These Birds
Buller's Shearwater
46–47 cm, wingspan 96–99 cm. Distinctive; dark above with grey-white M-mark on upperwing; white below with grey cap. Breeds only Snares and Poor Knights Islands, New Zealand. Migrates to North Pacific. Near Threatened; feeds on fish and squid; gregarious at sea.
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.