Michael Durham / A three year old boy with a Pacific Tree Frog (Pseudacris regilla)
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Michael Durham / Pacific Chorus Frog (Pseudacris regilla) jumping into pond, Oregon
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Nick Hawkins / Spring peeper (Pseudacris crucifer) calling, New Brunswick, Canada, May.
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Nick Hawkins / Spring peeper (Pseudacris crucifer) calling, New Brunswick, Canada, May.
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Nick Hawkins / Spring peeper (Pseudacris crucifer) on human hand, photographed with white background, New Brunswick, Canada, May.
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Nick Hawkins / Spring peeper (Pseudacris crucifer) photographed on white background, New Brunswick, Canada, May.
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Clay Bolt / Spring peeper frog (Hyla crucifer) South Carolina, USA, July.
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Cyril Ruoso / Pacific tree frog (Pseudacris regilla) male calling with vocal sac inflated, Conboy Lake National Wildlife Refuge, Washington, USA. March.
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Cyril Ruoso / Pacific tree frog (Pseudacris regilla) male calling with vocal sac inflated, Conboy Lake National Wildlife Refuge, Washington, USA. March.
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Cyril Ruoso / Pacific tree frog (Pseudacris regilla) male calling with vocal sac inflated, Conboy Lake National Wildlife Refuge, Washington, USA. March.
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Cyril Ruoso / Pacific tree frog (Pseudacris regilla) male calling with vocal sac inflated, Conboy Lake National Wildlife Refuge, Washington, USA. March.
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Cyril Ruoso / Pacific tree frog (Pseudacris regilla) next to reeds at twilight, Conboy Lake National Wildlife Refuge, Washington, USA. March.
