Herman Bouman: Black-headed gull / Chroicocephalus ridibundus / Kokmeeuw 1cy
Herman Bouman: Black-headed gull / Chroicocephalus ridibundus / Kokmeeuw 1cy
Herman Bouman: Black-headed gull / Chroicocephalus ridibundus / Kokmeeuw 1cy
Herman Bouman: Black-headed gull / Chroicocephalus ridibundus / Kokmeeuw 1cy
Herman Bouman: Black-headed gull / Chroicocephalus ridibundus / Kokmeeuw 1cy
Herman Bouman: Black-headed gull / Chroicocephalus ridibundus / Kokmeeuw 1cy
Herman Bouman: Black-headed gull / Chroicocephalus ridibundus / Kokmeeuw 1cy
Herman Bouman: Black-headed gull / Chroicocephalus ridibundus / Kokmeeuw 2cy
Herman Bouman: Black-headed gull / Chroicocephalus ridibundus / Kokmeeuw 2cy
Herman Bouman: Black-headed gull / Chroicocephalus ridibundus / Kokmeeuw 2cy
Herman Bouman: Black-headed gull / Chroicocephalus ridibundus / Kokmeeuw 2cy