Wood Frog – Indicator Species

Lithobates sylvaticus

Wood frog on a log in a vernal pool. Photo by Emily Luebke, PDC
Wood frog eggs are often in large “rafts” near or at the surface. Photo by Emily Luebke, PDC
Unlike spotted salamander eggs, wood frog eggs are not enclosed in a protective gelatinous layer. Photo by Emily Luebke, PDC
Wood frog tadpoles develop coppery markings. Note the absence of gills that help distinguish these from mole salamander larvae. Photo by Emily Luebke, PDC