North on the Wing

The story of an ornithologist''s journey to trace the spring migration of songbirds from the southern border of the United States through the heartland and into Canada.

In late March 2015, ornithologist Bruce M. Beehler set off on a solo four-month trek to track songbird migration and the northward progress of spring through America. Traveling via car, canoe, and bike and on foot, Beehler followed ...