Mascarene Petrel vs Antarctic Petrel
Pseudobulweria aterrima compared with Thalassoica antarctica
Side-by-Side Comparison
| Attribute | Mascarene Petrel | Antarctic Petrel |
|---|---|---|
| Scientific Name | Pseudobulweria aterrima | Thalassoica antarctica |
| Order | Procellariiformes | Procellariiformes |
| Family | Procellariidae | Procellariidae |
| Conservation Status | Critically Endangered | Least Concern |
| Length | — | — |
| Wingspan | 50.6 cm (19.9 in) | 59.2 cm (23.3 in) |
| Weight | 220.66666666666666 g (7.78 oz) | 658.3333333333334 g (23.22 oz) |
| Diet | -- | -- |
| Clutch Size | -- | 1 |
| Population Trend | — | — |
Habitat Comparison
Conservation Status
Critically Endangered
Mascarene Petrel
Least Concern
Antarctic Petrel
About These Birds
Mascarene Petrel
35–36 cm. All-black petrel with hooked bill. Critically Endangered; breeds only Réunion Island; fewer than 250 adults estimated. One of the rarest seabirds. Threatened by introduced predators and light attraction; known mainly from bones and very occasional sightings at sea.
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.