Attributes / relations provided by
♦ ¹Anurans as prey: an exploratory analysis and size relationships between predators and their prey, L. F. Toledo, R. S. Ribeiro & C. F. B. Haddad, Journal of Zoology 271 (2007) 170–177
♦ ²Diet and habitat use of two sympatric species of Philodryas (Colubridae), in south Brazil, Paulo A. Hartmann, Otávio A.V. Marques, Amphibia-Reptilia 26 (2005): 25-31