Ashy Storm-petrel vs Least Storm-petrel
Hydrobates homochroa verglichen mit Hydrobates microsoma
Side-by-Side Comparison
| Merkmal | Ashy Storm-petrel | Least Storm-petrel |
|---|---|---|
| Wissenschaftlicher Name | Hydrobates homochroa | Hydrobates microsoma |
| Ordnung | Procellariiformes | Procellariiformes |
| Familie | Hydrobatidae | Hydrobatidae |
| Erhaltungsstatus | Endangered | Least Concern |
| Länge | — | — |
| Flügelspannweite | 26,6 cm (10.5 in) | 23,8 cm (9.4 in) |
| Gewicht | 36,333333333333336 g (1.28 oz) | 18,0 g (0.63 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1 | 1 |
| Population Trend | — | — |
Erhaltungsstatus
Endangered
Ashy Storm-petrel
Least Concern
Least Storm-petrel
About These Birds
Ashy Storm-petrel
Ashy Storm-petrel, 19–21 cm, is restricted to the California Current of the eastern Pacific; breeding on Channel Islands and the Farallon Islands. Entirely ashy brown without white rump — uncommon among storm-petrels. Endangered; less than 10,000 individuals; threatened by light pollution and introduced predators.
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.