Two new studies of frogs in western states give a big boost to parasites as an explanation of the widespread deformities. The effect of trematode infection on amphibian limb development and survivorship. Sessions, S.K., R.A. Franssen, and V.L. Horner. Induction of mortality and malformation in Xenopus laevis embryos by water sources associated with field frog deformities. Mlot, C. 1997.
Water link to frog deformities strengthened .