Sandhill Cranes, often found wintering in southeastern Arizona, are a conservation success story. The species has come back from the brink of extirpation in Arizona. But they also represent a challenge to farmers, especially in the Great Plains region. We'll have a report. And, ornithologists are studying the evolution of certain warbler species by sampling DNA extracted from their droppings. It is new research with great promise for breakthroughs in bird science. Bird of the episode: American Wigeon. Birding hotspot: Bear Wallow Wilderness. Friends of wildlife: Mund's Park Trail Stewards.

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