Hyla versicolor). Michigan has two species of Gray Tree Frogs that are difficult to distinguish without genetic testing, so this one could be a Cope's Gray Tree Frog (Hyla chrysoscelis).
These frogs can change color from grey to green and they can be solid colored or have a mottled pattern. Color changes let them hide from predators by blending into the background.
photo by Maria Stull
The River Grand - The River Grand, photo by John Rothwell Wikipedia’s entry on the Grand River says in part: The Grand River is the longest river in the U.S. state of Michig...
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