Northern Prairie Wildlife Research Center


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Surveys of Calling Amphibians in North Dakota

Figure 5 - Gray Treefrog (Hyla versicolor)

Fig. 5. Study areas where gray treefrogs were detected (solid hexagon) and not detected (open hexagons) in 1995 surveys in North Dakota. The shaded area is the range in North Dakota indicated by Hoberg and Gause (1992).

GIF - distribution map JPG - Species Picture

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