Number of items: 5
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eastern gray treefrog
Hyla versicolor
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University of Michigan E. S. George Reserve. Pinckney, Michigan, USA.
Color variation within Hyla versicolor and/or H. chrysoscelis. Individuals change color depending upon environmental conditions such as temperature and light levels. Hyla versicolor and H. chrysoscelis are indistinguishable except for their calls and chromosome number.
Matt Wund (photographer, copyright holder, identification)