Upper Midwest Environmental Sciences Center

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Amphibian Research and Monitoring Initiative, Midwest Region

northern spring peeper
(Pseudacris crucifer crucifer)

Species per monitoring area	Frog calls .wav file .mp3 file
ARMI National Atlas for Amphibian Distributions - northern spring peeper USGS Patuxent Wildlife Research Center

December 29, 2010
Page Last Modified: April 3, 2018