Little Shearwater vs Antarctic Petrel
Puffinus assimilis compared with Thalassoica antarctica
Side-by-Side Comparison
| Attribute | Little Shearwater | Antarctic Petrel |
|---|---|---|
| Scientific Name | Puffinus assimilis | Thalassoica antarctica |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Least Concern | Least Concern |
| Length | — | — |
| Wingspan | 36.0 cm (14.2 in) | 59.2 cm (23.3 in) |
| Weight | 198.0 g (6.98 oz) | 658.3333333333334 g (23.22 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Shared Habitats
None
Little Shearwater only
Antarctic Petrel only
None
Conservation Status
Least Concern
Little Shearwater
Least Concern
Antarctic Petrel
About These Birds
Little Shearwater
25–30 cm. Small shearwater; dark above with white underparts and extensive white on face and sides of neck. Breeds Canary Islands, Madeira, and southern hemisphere islands; ranges in adjacent oceans. Feeds on small fish and squid; fast fluttering flight close to water.
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.