[China] Beijing Common Swift migration route

John Holmes

HKBWS Members

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1^# A A A Post at 4/06/2015 07:12 Show all

Beijing Common Swifts

There's some stuff on Terry's "Birding Beijing" blog, too

http://birdingbeijing.com/2015/0 ... ey-charted-at-last/

Interesting story.

http://johnjemi.hk

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