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Pickerel Frog (Lithobates palustris)
DNR asks people to help with statewide frog, toad survey this spring
Frog fun fact: - Wisconsin Department of Natural Resources
Research Update: The Status of Arboretum Frogs
Map of Wisconsin with the location of the 1350 Wisconsin Frog and Toad
Frog Listeners Needed for Wisconsin Frog and Toad Survey - Door County Pulse
Northern Spring Peeper (Pseudacris crucifer), This is a Nor…
Wisconsin Frog and Toad Survey: Updated Website for Rori Paloski, Tara Bergeson Wisconsin Department of. - ppt download
Wisconsin needs frog listeners - Duluth News Tribune
Amphibian Phenology Archives - Friends of Lake Wingra