A Birdwatching Engineer

Year:1995 Issue:28

Column: SOCIETY/PEOPLE

Author: He Xiuzhu

Release Date:1995-07-10

Page: 20,21

Full Text:

Zhang Zhiyan is both an engineer and birdwatcher. In the past 30 years, he has observed and studied birds in his spare time. His essay on the rare Chinese goosander was read at the 19th International...

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