Boyd's Shearwater vs Antarctic Petrel
Puffinus boydi compared with Thalassoica antarctica
Side-by-Side Comparison
| Attribute | Boyd's Shearwater | Antarctic Petrel |
|---|---|---|
| Scientific Name | Puffinus boydi | Thalassoica antarctica |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Not Evaluated | Least Concern |
| Length | — | — |
| Wingspan | — | 59.2 cm (23.3 in) |
| Weight | — | 658.3333333333334 g (23.22 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Not Evaluated
Boyd's Shearwater
Least Concern
Antarctic Petrel
About These Birds
Boyd's Shearwater
27 cm. Dark brown above; white below; white face with dark eye-patch. Breeds Cape Verde Islands. Ranges in tropical east Atlantic. Closely related to Barolo Shearwater; both formerly grouped in Little Shearwater complex. Near Threatened; feeds on small fish and squid.
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.