Heinroth's Shearwater vs Antarctic Petrel
Puffinus heinrothi comparé à Thalassoica antarctica
Side-by-Side Comparison
| Attribut | Heinroth's Shearwater | Antarctic Petrel |
|---|---|---|
| Nom scientifique | Puffinus heinrothi | Thalassoica antarctica |
| Ordre | Procellariiformes | Procellariiformes |
| Famille | Procellariidae | Procellariidae |
| Statut de conservation | Vulnerable | Least Concern |
| Longueur | — | — |
| Envergure | 35,7 cm (14.1 in) | 59,2 cm (23.3 in) |
| Poids | 82,0 g (2.89 oz) | 658,3333333333334 g (23.22 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | -- | 1 |
| Population Trend | — | — |
Statut de conservation
Vulnerable
Heinroth's Shearwater
Least Concern
Antarctic Petrel
About These Birds
Heinroth's Shearwater
27 cm. Small dark shearwater; all sooty-brown with pale bill. Breeds Solomon Islands and Papua New Guinea. Critically Endangered; extremely poorly known with only a handful of records. Breeding biology almost completely unknown; one of the rarest and least-studied seabirds.
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.