Beck's Petrel vs Antarctic Petrel
Pseudobulweria becki compared with Thalassoica antarctica
Side-by-Side Comparison
| Attribute | Beck's Petrel | Antarctic Petrel |
|---|---|---|
| Scientific Name | Pseudobulweria becki | Thalassoica antarctica |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Critically Endangered | Least Concern |
| Length | — | — |
| Wingspan | 47.6 cm (18.7 in) | 59.2 cm (23.3 in) |
| Weight | 185.0 g (6.53 oz) | 658.3333333333334 g (23.22 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Critically Endangered
Beck's Petrel
Least Concern
Antarctic Petrel
About These Birds
Beck's Petrel
29 cm. Small; dark brown above and on breast; white belly. Critically Endangered; known from only two specimens collected 1928–1929 in the Solomon Islands and Bismarck Sea. No confirmed breeding site. Possibly nests on remote Pacific islands; one of the world's least-known birds.
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.