Gulls to the Horizon

A blog about gull observations by a Dutch larophile

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Monthly Archives: April 2013

New Caspian Gull ID pages on Gull Research.ORG

April 23, 2013 identification larus cachinnans 2cy review Leave a comment

Black-headed Gull nest building

April 21, 2013 behavior chroicocephalus ridibundus chroicocephalus ridibundus adult nest building Leave a comment

Trip Report: Glaucous-winged Gulls in Seattle

April 17, 2013 Larus Glaucescens Larus Glaucescens adult Leave a comment

San Diego Trip Reports

April 16, 2013 Leave a comment

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IJmuiden Lesser Black-backed Gull GPS-project update: wintering locations and migration routes 2020 – 2021
Hybrid Lesser Black-backed Gull Green YCLD: from chick to breeding adult
Visits to IJmuiden Forteiland gull colony – April 2021
Lesser Black-backed Gull Green YBJB with black on all primaries, sometimes – 2021 update
5CY Herring Gull YCKL with sub-adult plumage – 20210412

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Studying bill and eye characteristics in European Herring Gulls
Gull behavior explained: Choking
Gull behavior: the forward posture
Ring-billed Gulls vs Common Gulls: comparison from a Dutch perspective- 201402
Lesser Black-backed Gull primary pattern comparison - May/June 2018
Lesser Black-backed Gull Green YBJB with black on all primaries, sometimes – 2021 update
Pair-bonding behavior between adult Herring Gull and Lesser Black-backed Gull - 20151107
Identifying nearly-fledged Herring Gulls and Lesser Black-backed Gulls in the field
Yellow-legged Gulls (lusitanius) in Spain - November 2019
Observations of gulls with deformed bills

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