Aleutian Tern vs Saunders's Tern
Onychoprion aleuticus से तुलना Sternula saundersi
Side-by-Side Comparison
| विशेषता | Aleutian Tern | Saunders's Tern |
|---|---|---|
| वैज्ञानिक नाम | Onychoprion aleuticus | Sternula saundersi |
| गण | Charadriiformes | Charadriiformes |
| कुल | Laridae | Laridae |
| संरक्षण स्थिति | Vulnerable | Least Concern |
| लंबाई | — | — |
| पंखों का फैलाव | 52.4 cm (20.6 in) | 33.6 cm (13.2 in) |
| वजन | 104.88 g (3.70 oz) | 41.825 g (1.48 oz) |
| आहार | -- | -- |
| अंडों की संख्या | 1-4 | 2 |
| Population Trend | — | — |
Habitat Comparison
संरक्षण स्थिति
Vulnerable
Aleutian Tern
Least Concern
Saunders's Tern
About These Birds
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.
Saunders's Tern
Saunders's Tern, 22–24 cm, is a small coastal tern of the Red Sea, Persian Gulf, and Indian Ocean coasts. Very similar to Little Tern; separated by darker outer primaries and slightly smaller size. Piscivore; hovers and dives in shallow coastal waters and tidal mudflats.