A Chorus of Cranes: The Cranes of North America and the World

"Since long before medieval times cranes have been considered messengers of the gods, calling annually from on high to remind humans below of the passing years and of their own mortality. Now it is up to humans to take responsibility for controlling our own fate-and also to cry out to protect not only cranes but all the other wonderful creatures that share our increasingly fragile and threatened planetary ecosystem with us."
-Paul A. Johnsgard, from the acknowledgments

Accompanied by the ...