Murphy's Petrel vs Antarctic Petrel
Pterodroma ultima comparé à Thalassoica antarctica
Side-by-Side Comparison
| Attribut | Murphy's Petrel | Antarctic Petrel |
|---|---|---|
| Nom scientifique | Pterodroma ultima | Thalassoica antarctica |
| Ordre | Procellariiformes | Procellariiformes |
| Famille | Procellariidae | Procellariidae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | — |
| Envergure | 52,0 cm (20.5 in) | 59,2 cm (23.3 in) |
| Poids | 380,0 g (13.40 oz) | 658,3333333333334 g (23.22 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 1 | 1 |
| Population Trend | — | — |
Statut de conservation
Least Concern
Murphy's Petrel
Least Concern
Antarctic Petrel
About These Birds
Murphy's Petrel
39–41 cm. Dark grey-brown above; variable pale grey below with dusky underwing. Breeds widely across central Pacific (Pitcairn, Austral, Henderson islands). Migrates to North Pacific in non-breeding season. Feeds on squid and fish; nocturnal at breeding colonies; Near Threatened.
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.