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Common Black-headed Gull
Larus ridibundus
| Armenian Name: | Սովորական որոր |
|---|
See Plate 32 for Common Black-headed Gull and other similar species
| Resident Status: | Year-round resident |
|---|---|
| Abundance: | Common |
| Length: | 34-37 cm, Wing Span:100-110 cm |
| Distribution Map: | Map 160. |
| Description: | Slim bill. |
| Adult: | Back and upperwings pale gray. Upperwing shows dark tips on primaries. Outer primaries are white; inner primaries are gray above and blackish below. |
| Adult (Breeding): | Dark brown head and white nape. |
| Adult (Non-breeding): | White head with dark ear spot. |
| Juvenile: | Brownish mantle; head strongly marked with brown and gray. |
| Similar Species: | Differs from Slender-billed Gull by shorter bill, steeper forehead, dark eyes, and brown head in breeding plumage. |
| Behavior: | Gregarious. Flight is buoyant; walks and runs frequently. |
| Habitat: | Ponds, lakes, rivers, and wetlands. |
| Food: | Wide variety of animals and plants. |
| Nest: | Shallow ground scrape lined with plant fragments. |
| Eggs: | 52 mm, 2-3, dull green, brown blotches. |
