Heinroth's Shearwater vs Antarctic Petrel
Puffinus heinrothi verglichen mit Thalassoica antarctica
Side-by-Side Comparison
| Merkmal | Heinroth's Shearwater | Antarctic Petrel |
|---|---|---|
| Wissenschaftlicher Name | Puffinus heinrothi | Thalassoica antarctica |
| Ordnung | Procellariiformes | Procellariiformes |
| Familie | Procellariidae | Procellariidae |
| Erhaltungsstatus | Vulnerable | Least Concern |
| Länge | — | — |
| Flügelspannweite | 35,7 cm (14.1 in) | 59,2 cm (23.3 in) |
| Gewicht | 82,0 g (2.89 oz) | 658,3333333333334 g (23.22 oz) |
| Ernährung | -- | -- |
| Gelegegröße | -- | 1 |
| Population Trend | — | — |
Erhaltungsstatus
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.