Wednesday, February 20, 2013

Researchers Discover Migratory Route of Mallards, Carriers of Bird Flu

Video (in English)
February 20, 2013
Excerpt of video transcript:

...The tracking devices showed that the mallards had flown around 300 kilometers north,… passing through the Yalu River and into China to arrive in inner Mongolia, where they spent the summer.
After six months, the birds flew back past China and the Yalu River to arrive at the river in Ah-san.

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