MacGillivray's Prion vs Heinroth's Shearwater
Pachyptila macgillivrayi comparé à Puffinus heinrothi
Side-by-Side Comparison
| Attribut | MacGillivray's Prion | Heinroth's Shearwater |
|---|---|---|
| Nom scientifique | Pachyptila macgillivrayi | Puffinus heinrothi |
| Ordre | Procellariiformes | Procellariiformes |
| Famille | Procellariidae | Procellariidae |
| Statut de conservation | Critically Endangered | Vulnerable |
| Longueur | — | — |
| Envergure | 38,6 cm (15.2 in) | 35,7 cm (14.1 in) |
| Poids | 162,5 g (5.73 oz) | 82,0 g (2.89 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | -- | -- |
| Population Trend | — | — |
Statut de conservation
Critically Endangered
MacGillivray's Prion
Vulnerable
Heinroth's Shearwater
About These Birds
MacGillivray's Prion
25–27 cm. Medium-billed prion intermediate between Broad-billed and Fairy prions; pale blue-grey with dark M-mark. Breeds St. Paul and Amsterdam islands in southern Indian Ocean. Very restricted range; feeds on zooplankton and small crustaceans at sea surface.
Heinroth's Shearwater
27 cm. Small dark shearwater; all sooty-brown with pale bill. Breeds Solomon Islands and Papua New Guinea. Critically Endangered; extremely poorly known with only a handful of records. Breeding biology almost completely unknown; one of the rarest and least-studied seabirds.