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Heermann's gull
Larus heermanni
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western gull
Larus occidentalis
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Heermann's gull
Larus heermanni
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western gull
Larus occidentalis
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Heermann's gull
Larus heermanni
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sooty gull
Larus hemprichii
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glaucous gull
Larus hyperboreus
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white-eyed gull
Larus leucophthalmus
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yellow-footed gull
Larus livens
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brown-hooded gull
Larus maculipennis
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brown-hooded gull
Larus maculipennis
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great black-backed gull
Larus marinus
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great black-backed gull
Larus marinus
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great black-backed gull
Larus marinus
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herring gull
Larus argentatus
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great black-backed gull
Larus marinus
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great black-backed gull
Larus marinus
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great black-backed gull
Larus marinus