Autumn tree leaves and birds in Bosque del Apache National Wildlife Refuge

Photo: Robert Dunn/USFWS

A orange-leafed cottonwood tree looms above a flock of sandhill cranes wading in the wetlands of the Bosque del Apache National Wildlife Refuge near San Antonio, N.M.

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Catie Leary is a photo editor at Mother Nature Network. Follow her on Twitter and Google+.