Rhinoceros Auklet vs Ancient Murrelet
Cerorhinca monocerata से तुलना Synthliboramphus antiquus
Side-by-Side Comparison
| विशेषता | Rhinoceros Auklet | Ancient Murrelet |
|---|---|---|
| वैज्ञानिक नाम | Cerorhinca monocerata | Synthliboramphus antiquus |
| गण | Charadriiformes | Charadriiformes |
| कुल | Alcidae | Alcidae |
| संरक्षण स्थिति | Least Concern | Least Concern |
| लंबाई | — | — |
| पंखों का फैलाव | 35.8 cm (14.1 in) | 27.1 cm (10.7 in) |
| वजन | 503.75 g (17.77 oz) | 208.16666666666666 g (7.34 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 1 | 2 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
Least Concern
Rhinoceros Auklet
Least Concern
Ancient Murrelet
About These Birds
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.
Ancient Murrelet
Ancient Murrelet, 24–27 cm, breeds in burrows on North Pacific islands from British Columbia to Japan. Black hood, grey back, white underparts with yellow bill. Nocturnal at colonies to avoid predators. Chicks lead-march to sea within days of hatching — abandoning the nest very early. Planktivore and piscivore.