21 - Black-headed Gull / Larus ridibundus
Black-headed Gull
/Larus ridibundus/
• A flock of adult and first winter birds (both swimming and flying) foraging on sea surface. [33 s] [TV format: PAL; original resolution: 720х576 px]
• Bulgaria
• Iva Hristova
• A group of Black-headed Gulls on a boat, flying off and landing. [10 s] [TV format: PAL; original resolution: 720х576 px]
• Kerkini Lake, Greece
• Iva Hristova-Nikolova