Vanuatu petrel vs Antarctic Petrel
Pterodroma occulta compared with Thalassoica antarctica
Side-by-Side Comparison
| Attribute | Vanuatu petrel | Antarctic Petrel |
|---|---|---|
| Scientific Name | Pterodroma occulta | Thalassoica antarctica |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Not Evaluated | Least Concern |
| Length | — | — |
| Wingspan | — | 59.2 cm (23.3 in) |
| Weight | 325.0 g (11.46 oz) | 658.3333333333334 g (23.22 oz) |
| Diet | -- | -- |
| Clutch Size | -- | 1 |
| Population Trend | — | — |
Conservation Status
Not Evaluated
Vanuatu petrel
Least Concern
Antarctic Petrel
About These Birds
Vanuatu petrel
37–40 cm. Dark above with white forehead and underparts; black partial collar. Breeds Vanuatu; poorly known. Endangered or Critically Endangered with very few confirmed nests. Described as full species only in 1984; nocturnal at colonies; feeds on squid and fish in tropical Pacific.
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.