Desertas Petrel vs Antarctic Petrel
Pterodroma deserta compared with Thalassoica antarctica
Side-by-Side Comparison
| Attribute | Desertas Petrel | Antarctic Petrel |
|---|---|---|
| Scientific Name | Pterodroma deserta | Thalassoica antarctica |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Vulnerable | Least Concern |
| Length | — | — |
| Wingspan | 50.5 cm (19.9 in) | 59.2 cm (23.3 in) |
| Weight | 315.0 g (11.11 oz) | 658.3333333333334 g (23.22 oz) |
| Diet | -- | -- |
| Clutch Size | 1 | 1 |
| Population Trend | — | — |
Conservation Status
Vulnerable
Desertas Petrel
Least Concern
Antarctic Petrel
About These Birds
Desertas Petrel
34–36 cm. Dark above with grey rump; white belly with dusky flanks and partial breast-band. Breeds only on Deserta Grande, Madeira archipelago; Vulnerable with around 200–250 pairs. Ranges through tropical Atlantic. Threatened by introduced cats; nocturnal at colonies.
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.