Masatierra Petrel vs Balearic Shearwater
Pterodroma defilippiana comparé à Puffinus mauretanicus
Side-by-Side Comparison
| Attribut | Masatierra Petrel | Balearic Shearwater |
|---|---|---|
| Nom scientifique | Pterodroma defilippiana | Puffinus mauretanicus |
| Ordre | Procellariiformes | Procellariiformes |
| Famille | Procellariidae | Procellariidae |
| Statut de conservation | Vulnerable | Critically Endangered |
| Longueur | — | — |
| Envergure | 45,2 cm (17.8 in) | 48,4 cm (19.1 in) |
| Poids | 173,83333333333334 g (6.13 oz) | 514,8 g (18.16 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Statut de conservation
Vulnerable
Masatierra Petrel
Critically Endangered
Balearic Shearwater
About These Birds
Masatierra Petrel
26–28 cm. Small; pale grey above with dark M-mark; white underparts with partial dark collar. Breeds Juan Fernandez and Desventuradas islands off Chile. Vulnerable; small range. Ranges in subtropical southeast Pacific; closely related to Cook's and Pycroft's petrels.
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.