Return to wild America : a yearlong search for the continent's natural soul / Scott Weidensaul.

In 1953, birding guru Roger Tory Peterson and British naturalist James Fisher set out on what became a legendary journey--a 100-day trek over 30,000 miles around North America. Two years later, Wild America, their classic account of the trip, was published. On the eve of that book's 50th anniversary...

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