Here are resource that I have found that can help with identifying animals in pictures, in the field, based on their measurements, or from their bones/skulls. Wildlife ID Iowa DNR Wildlife Database Iowa Amphibians and Reptiles Listen to many of the frog calls we may hear this year: Frog Calls Bone/Skull ID Mammal Skull Pictures (University of Michigan) Skull Dichotomous Key - or open .pdf file below Bug ID Best Bug ID Site Ever: http://bugguide.net/ |