Antarctic Prion vs Collared Petrel
Pachyptila desolata comparado con Pterodroma brevipes
Side-by-Side Comparison
| Atributo | Antarctic Prion | Collared Petrel |
|---|---|---|
| Nombre científico | Pachyptila desolata | Pterodroma brevipes |
| Orden | Procellariiformes | Procellariiformes |
| Familia | Procellariidae | Procellariidae |
| Estado de conservación | Least Concern | Vulnerable |
| Longitud | — | — |
| Envergadura | 36,5 cm (14.4 in) | 42,4 cm (16.7 in) |
| Peso | 149,0 g (5.26 oz) | 137,0 g (4.83 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Estado de conservación
Least Concern
Antarctic Prion
Vulnerable
Collared Petrel
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.
Collared Petrel
30 cm. Polymorphic; pale morph has grey collar band contrasting with white breast; dark morph sooty grey. Breeds Fiji, Vanuatu, Tonga, Samoa. Vulnerable; threatened by introduced predators. Ranges in tropical South Pacific; feeds on squid and fish.