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普通燕鷗 Tibetana 亞種 Common Tern Tibetana

lchunfai

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1# A A A Post at 2/09/2008 12:18  Show all
Quote:
Original posted by Sze at 1/09/2008 23:39
有什麼好方法去分辨普通燕鷗與粉紅燕鷗呢? 謝!
普通燕鷗次級飛羽下有深色橫帶

重有粉紅燕鷗的嘴是否全紅

有錯請見諒
I am just an inexperienced birder/ birdwatcher/ twitcher/ photographer with no long lens.

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lchunfai

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2# A A A Post at 2/09/2008 21:33  Show all
Thank you Dr. Cheung A new method for me
I am just an inexperienced birder/ birdwatcher/ twitcher/ photographer with no long lens.

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