... Puget Sound area. Their only prey are the woolly adelgids, Whitmore said. Hemlock woolly adelgids invaded New York in 1987. Then the tree-killing bugs made their way to Tompkins County 5 to 15 years ago, according to the state Department of ...
http://www.democratandchronicle.com/article/20131123/NEWS01/311230028/1026/RSS07
http://www.democratandchronicle.com/article/20131123/NEWS01/311230028/1026/RSS07
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