Grey Petrel vs Heinroth's Shearwater
Procellaria cinerea comparado con Puffinus heinrothi
Side-by-Side Comparison
| Atributo | Grey Petrel | Heinroth's Shearwater |
|---|---|---|
| Nombre científico | Procellaria cinerea | Puffinus heinrothi |
| Orden | Procellariiformes | Procellariiformes |
| Familia | Procellariidae | Procellariidae |
| Estado de conservación | Near Threatened | Vulnerable |
| Longitud | — | — |
| Envergadura | 65,2 cm (25.7 in) | 35,7 cm (14.1 in) |
| Peso | 1140,0 g (40.21 oz) | 82,0 g (2.89 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 1 | -- |
| Population Trend | — | — |
Habitat Comparison
Hábitats compartidos
Ninguno
Grey Petrel only
Heinroth's Shearwater only
Ninguno
Estado de conservación
Near Threatened
Grey Petrel
Vulnerable
Heinroth's Shearwater
About These Birds
Grey Petrel
48 cm, wingspan 119–130 cm. Grey petrel with pale yellowish bill; white underparts. Breeds Tristan da Cunha, Gough, Auckland, Antipodes, Crozet, and Kerguelen. Unique among petrels in breeding in winter; feeds on fish and squid. Near Threatened; bycatch in longline fisheries.
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.