Herman Bouman:
Hybride Yellow legged gull x Herring gull / Larus michahellis x Larus argentatus / Geelpootmeeuw x Zilvermeeuw adult
Herman Bouman:
Hybride Yellow legged gull x Herring gull / Larus michahellis x Larus argentatus / Geelpootmeeuw x Zilvermeeuw adult
Herman Bouman:
Caspian gull / Larus cachinnans / Pontische meeuw G P406
Herman Bouman:
Caspian gull / Larus cachinnans / Pontische meeuw G P406
Herman Bouman:
Herring gull with dark mantle or hybride?
Herman Bouman:
Hybride Yellow-legged gull x Herring gull / Larus michahellis x Larus argentatus / Geelpootmeeuw x Zilvermeeuw ad
Herman Bouman:
Hybride Yellow-legged gull x Herring gull / Larus michahellis x Larus argentatus / Geelpootmeeuw x Zilvermeeuw ad
Herman Bouman:
Hybride Yellow-legged gull x Herring gull / Larus michahellis x Larus argentatus / Geelpootmeeuw x Zilvermeeuw ad
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw [B] EEA
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw [B] EEA
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw [B] EEA
Herman Bouman:
Lesser black-backed gull / Larus graellsii / Kleine mantelmeeuw [B] EEA