Forum > Birds In The News > Birds In Serious Decline At Lake Constance

 
Webmaster Posted 03-Sep-2019 10:52
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From Science Daily on 03-Sep-2019 10:52

In the past 30 years, the number of breeding pairs in the region has dropped by 25 percent from 465,000 in the eighties to 345,000 by 2012.


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