Chacoan Horned Frog
Ceratophrys cranwelli

see larger image Chacoan Horned Frog Ceratophrys cranwelli Greater Vancouver Zoo - Aldergrove, BC, Canada © 2003 Jeff Whitlock use this photo see larger image Chacoan Horned Frog Ceratophrys cranwelli San Antonio Zoo - San Antonio, TX, USA © 2005 Jeff Whitlock use this photo