Antarctic Prion vs Henderson Petrel
Pachyptila desolata comparé à Pterodroma atrata
Side-by-Side Comparison
| Attribut | Antarctic Prion | Henderson Petrel |
|---|---|---|
| Nom scientifique | Pachyptila desolata | Pterodroma atrata |
| Ordre | Procellariiformes | Procellariiformes |
| Famille | Procellariidae | Procellariidae |
| Statut de conservation | Least Concern | Endangered |
| Longueur | — | — |
| Envergure | 36,5 cm (14.4 in) | 59,0 cm (23.2 in) |
| Poids | 149,0 g (5.26 oz) | 320,0 g (11.29 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Statut de conservation
Least Concern
Antarctic Prion
Endangered
Henderson Petrel
About These Birds
Antarctic Prion
25–28 cm, wingspan 58–66 cm. Classic prion pattern: pale blue-grey, white below, bold dark M across upperwing. Medium-broad bill. Most abundant and widespread prion; breeds South Georgia, Heard, Kerguelen, Macquarie. Feeds on crustaceans; makes deep dives compared to congeners.
Henderson Petrel
36–38 cm. All-dark gadfly petrel; sooty-brown with slightly paler primary patch below. Breeds Henderson Island (Pitcairn Islands). Endangered; population estimated at 5,000–10,000 pairs but vulnerable to introduced rats. Ranges in South Pacific; feeds at night on squid.