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| black-headed gull (Larus ridibundus) | |||
| black-headed gull (Chroicocephalus ridibundus, Larus ridibundus); common black-headed gull (Chroicocephalus ridibundus, Larus ridibundus) | |||
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| black-headed gull (Larus ridibundus) | |||
| black-headed gull (Chroicocephalus ridibundus, Larus ridibundus); common black-headed gull (Chroicocephalus ridibundus, Larus ridibundus) | |||