Subject: 是否家燕tytleri亞種？Is it tytleri type of Barn Swallow? [Print This Page] Author: Sze Time: 4/07/2010 00:26 Subject: 是否家燕tytleri亞種？Is it tytleri type of Barn Swallow?
想請教下是否家燕tytleri亞種？或是與常見的gutturalis的雜交種？謝謝！
Is it tytleri type of Barn Swallow? Or just a mix with gutturalis? Thanks a lot!
03/07/2010
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