THIS MUST BE my favorite time of year. We’ve emerged from hibernation and all danger of frost has passed. The birds have returned from the distant South to our forests to nest. The ones that survived ...
ADRIAN WOLF: The Swainson's thrush. It's a lovely, ethereal sound. (SOUNDBITE OF SWAINSON'S THRUSH CALL) WOLF: Yeah, it's beautiful. SUMMERS: Adrian Wolf knows birds. He once studied a threatened ...
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