Grey-faced Petrel vs Antarctic Petrel
Pterodroma gouldi comparado con Thalassoica antarctica
Side-by-Side Comparison
| Atributo | Grey-faced Petrel | Antarctic Petrel |
|---|---|---|
| Nombre científico | Pterodroma gouldi | Thalassoica antarctica |
| Orden | Procellariiformes | Procellariiformes |
| Familia | Procellariidae | Procellariidae |
| Estado de conservación | Least Concern | Least Concern |
| Longitud | — | — |
| Envergadura | 62,6 cm (24.6 in) | 59,2 cm (23.3 in) |
| Peso | 632,0 g (22.29 oz) | 658,3333333333334 g (23.22 oz) |
| Dieta | -- | -- |
| Tamaño de la puesta | 1 | 1 |
| Population Trend | — | — |
Estado de conservación
Least Concern
Grey-faced Petrel
Least Concern
Antarctic Petrel
About These Birds
Grey-faced Petrel
43 cm, wingspan 100–105 cm. Dark brown above with grey-brown face; paler underbody. Closely related to Kerguelen and Great-winged petrels. Breeds on rocky islands off northern New Zealand. Ranges in southwestern Pacific; feeds on squid and fish; visits colonies only at night.
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.