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Black
Tern
Adult in breeding
plumage -
May 2008
Alan Hayden
Adult in breeding
plumage -
May 2008
Alan Hayden
Adult in breeding
plumage -
May 2008
Alan Hayden
Size comparison
with Dunlin and Black-headed Gull -
May 2008
Alan Hayden
Moulting
adult - August 2004
Alan Hayden
Moulting adult
- August 2004 Stephen North
Moulting adult
- August 2004 Stephen North
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