Thanks Professor
but I have try to search some photo on Google,
The appearance & pattern look like a juvenile Common Tern more than juvenile Whiskered Tern
Juvenile Common Tern
https://www.google.com.hk/search ... iw=1520&bih=712
juvenile Whiskered Tern
https://www.google.com.hk/search ... d-Tern---Saltholme-
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本帖最後由 ((華仔)) 於 2/09/2014 23:30 編輯 ]