Minnesota Public Radio slideshow:
Birders' numbers don't add up to clout at Capitol
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These lead sinkers were recovered from a dead loon by researchers at Tufts University, who conducted a study of loons and lead poisoning from sinkers. (Photo courtesy of Tufts University)

These lead sinkers were recovered from a dead loon by researchers at Tufts University, who conducted a study of loons and lead poisoning from sinkers.

(Photo courtesy of Tufts University)
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