Fork-tailed Storm-petrel vs Least Storm-petrel
Hydrobates furcatus verglichen mit Hydrobates microsoma
Side-by-Side Comparison
| Merkmal | Fork-tailed Storm-petrel | Least Storm-petrel |
|---|---|---|
| Wissenschaftlicher Name | Hydrobates furcatus | Hydrobates microsoma |
| Ordnung | Procellariiformes | Procellariiformes |
| Familie | Hydrobatidae | Hydrobatidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | — |
| Flügelspannweite | 31,1 cm (12.2 in) | 23,8 cm (9.4 in) |
| Gewicht | 63,5 g (2.24 oz) | 18,0 g (0.63 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1 | 1 |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
Least Concern
Fork-tailed Storm-petrel
Least Concern
Least Storm-petrel
About These Birds
Fork-tailed Storm-petrel
Fork-tailed Storm-petrel, 20–23 cm, is a distinctive pale grey storm-petrel of the North Pacific, breeding on islands from California to Japan. Pale blue-grey body, dark wing tips, forked tail. Unlike most storm-petrels, feeds largely on fish and marine debris rather than zooplankton alone. Winters offshore.
Least Storm-petrel
World's smallest seabird at 13–15 cm. Sooty-black with white rump; short rounded wings. Breeds Baja California islands; ranges offshore in eastern Pacific to Ecuador. Feeds on zooplankton and small fish by pattering on the surface. Nocturnal at breeding colonies; Near Threatened.