This April 24, 2009 photo shows Ecostudies Institute Research Director Gary Slater looking through binoculars while using recorded bird songs and chatter to lure nesting bluebird pairs from Tenalquot Prairie into fragile mesh traps on April 24, 2009 in Ft. Lewis, Wash. The conservation groups are trying to return three pairs of Western Bluebirds to native oak woodlands on San Juan Island, Wash. (AP Photo/The News Tribune, Lui Kit Wong) ** ONLINE OK **

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