Additional Sources Walker Brett L The Lost Wolves of Japan Seattle University of Washington Press 2005 Wozencraft W C Wolves Mammal Species of the World 3rd edition ed Wilson D E and Reeder D M eds 3rd edition Johns Hopkins University Press 16 November 2005 Bright Michael Beasts of the Field The Revealing Natural History of Animals in the Bible London Robson 2006 Lopez Barry Holstun Of Wolves and Men New York Scribner Classics 2004