Where have they gone?
10,000 Birds
FEBRUARY 16, 2024
I subsequently helped with The Atlas of Wintering Birds in Britain and Ireland (1986), The New Atlas of Breeding Birds in Britain and Ireland: 1988-1991 , and most recently Bird Atlas 2007-11. The breeding and wintering birds of Britain and Ireland. Volunteers are allocated sites where large numbers of gulls are known, or suspected, to roost.
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