Balearic Shearwater vs Antarctic Petrel
Puffinus mauretanicus comparé à Thalassoica antarctica
Side-by-Side Comparison
| Attribut | Balearic Shearwater | Antarctic Petrel |
|---|---|---|
| Nom scientifique | Puffinus mauretanicus | Thalassoica antarctica |
| Ordre | Procellariiformes | Procellariiformes |
| Famille | Procellariidae | Procellariidae |
| Statut de conservation | Critically Endangered | Least Concern |
| Longueur | — | — |
| Envergure | 48,4 cm (19.1 in) | 59,2 cm (23.3 in) |
| Poids | 514,8 g (18.16 oz) | 658,3333333333334 g (23.22 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Statut de conservation
Critically Endangered
Balearic Shearwater
Least Concern
Antarctic Petrel
About These Birds
Balearic Shearwater
30–38 cm. Brown above; variably dirty-white to brown below; often shows brown smudging on flanks. Breeds only Balearic Islands, Spain. Critically Endangered with fewer than 3,000 pairs; faces extinction. Migrates to NE Atlantic; threatened by predators, fishing bycatch, and tourist development.
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.