Crested Auklet vs Black Guillemot
Aethia cristatella verglichen mit Cepphus grylle
Side-by-Side Comparison
| Merkmal | Crested Auklet | Black Guillemot |
|---|---|---|
| Wissenschaftlicher Name | Aethia cristatella | Cepphus grylle |
| Ordnung | Charadriiformes | Charadriiformes |
| Familie | Alcidae | Alcidae |
| Erhaltungsstatus | Least Concern | Least Concern |
| Länge | — | — |
| Flügelspannweite | 27,9 cm (11.0 in) | 30,8 cm (12.1 in) |
| Gewicht | 260,0 g (9.17 oz) | 421,8666666666666 g (14.88 oz) |
| Ernährung | -- | -- |
| Gelegegröße | 1 | 1-2 |
| Population Trend | — | — |
Habitat Comparison
Erhaltungsstatus
Least Concern
Crested Auklet
Least Concern
Black Guillemot
About These Birds
Crested Auklet
Crested Auklet, 23–26 cm, breeds in huge colonies on Aleutian and Bering Sea islands, forming spectacular wheeling flocks. Elaborate forward-curving crest, small orange bill. Males emit a citrus-tangerine scent from nape used in courtship. Planktivore; dives for euphausiids and copepods in icy waters.
Black Guillemot
Black Guillemot, 30–32 cm, is a compact North Atlantic alcid, distinctive in summer: entirely black with bold white wing patches and vivid red feet. Resident on rocky Arctic and boreal shores year-round; does not undertake long pelagic migrations. Dives to 50 m for blennies and sand eels near shore.