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Barn Swallow (Juvenile)

Barn Swallow (Juvenile)

Is it a Barn Swallow and House Swift Hybrid? It was flying within a group of House Swift at Hung Fa Leung on 2017-06-05.









[ Last edited by kkchang168 at 20/06/2017 15:17 ]

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Thanks very much for such a clear explaination.

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