Scientific Name: Lithobates sylvaticus
Size: 2-3 inches (5-7.6 cm) in length
PA Status: Abundant
Habitat Type:
Moist or lowland deciduous forest. During mating season they may be found near standing bodies of water (temporary or permanent ) located in or adjacent to forest.
Colorations:
- The dorsal background color varies from grey brown to dark brown or reddish brown.
- The head has a dark brown line that forms a mask that extends from the snout, though the eyes, and ends at the posterior of the tympanum.
- The hind legs have dark crossbars,
- The ventral is white to cream-colored.
Characteristics:
- Moderate-sized species
- The head is wide with a rounded snout.
- The tympanic membrane is smaller than the eye.
- The dorsolateral folds are well-developed and extends to the posterior of the body.
- The fore limbs are are short and moderately developed with short toes that lack webbing.
- The hind legs are long and slender with long toes that are webbed.
- The dorsal skin is slightly wrinkled.
- The ventral skin is smooth.
Tadpole coloration and characteristics:
- Moderate-sized. Average 4-5cm
- The dorsal and sides are dark green with fine gold flecks.
- The belly is pale and iridescent.
- The eyes are located high on the sides of the head.
- The tail is lighter than the body.
- The tail crest is high and spotted with black.
Confused with:
- Juveniles may be confused with the Mountain Chorus Frog.
Coloration/Pattern Photos:
Adults
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Tadpoles
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Eggs
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Range Map:

References:
- Hulse, C. and McCoy C. J. and Ellen Censky ,1998. Amphibians and Reptiles of Pennsylvania and the Northeast. 179-183pp.
Photo Credits:
- Jeff Slawson
- Wayne Fidler
- Bob Ferguson
- Bob Hamilton
- Kyle Loucks
- Jason Poston