The man who saved the whooping crane

A chronicle of the efforts of Robert Allen Porter, an ornithologist with the National Audubon Society, to find the only remaining whooping crane nesting site in North America in an effort to save the nearly extincted species.

שנה

2012

שפה

English

הוצאה

University Press of Florida

מהדורות

2

ISBN

9780813040240

מקור הנתונים: Wikidata