Eating Frogs to Extinction Warkentin, Ian G. ; Bickford, David ; Sodhi, Navjot S. ; Bradshaw, Corey J. A. Abstract Publication: Conservation Biology Pub Date: August 2009 DOI: 10.1111/j.1523-1739.2008.01165.x Bibcode: 2009ConBi..23.1056W