Christmas Shearwater vs Antarctic Petrel
Puffinus nativitatis comparé à Thalassoica antarctica
Side-by-Side Comparison
| Attribut | Christmas Shearwater | Antarctic Petrel |
|---|---|---|
| Nom scientifique | Puffinus nativitatis | Thalassoica antarctica |
| Ordre | Procellariiformes | Procellariiformes |
| Famille | Procellariidae | Procellariidae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | — |
| Envergure | 47,1 cm (18.5 in) | 59,2 cm (23.3 in) |
| Poids | 357,5 g (12.61 oz) | 658,3333333333334 g (23.22 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 1 | 1 |
| Population Trend | — | — |
Statut de conservation
Least Concern
Christmas Shearwater
Least Concern
Antarctic Petrel
About These Birds
Christmas Shearwater
35 cm. All-dark sooty-brown shearwater; dark bill and feet. Breeds Christmas and Palmyra islands in central Pacific; ranges in tropical Pacific. Feeds on fish and squid. Distinguished from other dark shearwaters by small size and tropical Pacific range; 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.