Dolphin Gull vs Aleutian Tern
Larus scoresbii से तुलना Onychoprion aleuticus
Side-by-Side Comparison
| विशेषता | Dolphin Gull | Aleutian Tern |
|---|---|---|
| वैज्ञानिक नाम | Larus scoresbii | Onychoprion aleuticus |
| गण | Charadriiformes | Charadriiformes |
| कुल | Laridae | Laridae |
| संरक्षण स्थिति | Least Concern | Vulnerable |
| लंबाई | — | — |
| पंखों का फैलाव | 64.6 cm (25.4 in) | 52.4 cm (20.6 in) |
| वजन | 519.0 g (18.31 oz) | 104.88 g (3.70 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 2-3 | 1-4 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
Least Concern
Dolphin Gull
Vulnerable
Aleutian Tern
About These Birds
Dolphin Gull
Dolphin Gull, 42–45 cm, is restricted to the coasts of southern South America, the Falkland Islands, and Tierra del Fuego. Adults have a blood-red bill and legs; plumage varies from grey to brownish with age. Scavenges on marine mammal placentas, carrion, and penguin colonies. Resident.
Aleutian Tern
Aleutian Tern, 32–34 cm, breeds colonially in Alaska and Russian Far East, wintering in Southeast Asian waters — one of the most poorly tracked migrations among seabirds. Dark grey above, white below, black cap with white forehead. Piscivore; dives for small fish. Near Threatened.