Production of Hybrids between Western Gray Wolves and Western Coyotes Mech, L. David ; Christensen, Bruce W. ; Asa, Cheryl S. ; Callahan, Margaret ; Young, Julie K. Abstract Publication: PLoS ONE Pub Date: February 2014 DOI: 10.1371/journal.pone.0088861 Bibcode: 2014PLoSO...988861M