Black Guillemot vs Rhinoceros Auklet
Cepphus grylle comparé à Cerorhinca monocerata
Side-by-Side Comparison
| Attribut | Black Guillemot | Rhinoceros Auklet |
|---|---|---|
| Nom scientifique | Cepphus grylle | Cerorhinca monocerata |
| Ordre | Charadriiformes | Charadriiformes |
| Famille | Alcidae | Alcidae |
| Statut de conservation | Least Concern | Least Concern |
| Longueur | — | — |
| Envergure | 30,8 cm (12.1 in) | 35,8 cm (14.1 in) |
| Poids | 421,8666666666666 g (14.88 oz) | 503,75 g (17.77 oz) |
| Régime alimentaire | -- | -- |
| Taille de la couvée | 1-2 | 1 |
| Population Trend | — | — |
Habitat Comparison
Statut de conservation
Least Concern
Black Guillemot
Least Concern
Rhinoceros Auklet
About These Birds
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.
Rhinoceros Auklet
Rhinoceros Auklet, 37–41 cm, breeds colonially in burrows on North Pacific islands from California to Japan. Adults develop a prominent horn at bill base in breeding plumage plus white facial plumes. Nocturnal at colonies. Piscivore; dives up to 50 m for sand lance and herring. Winters at sea.