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Wood Frog Rana sylvatica


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Wood Frog
credit: MichaelZahniser

© Lang Elliot/ (audio)

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Family: Ranidae, True Frogs view all from this family

Description Brown, tan, or rust colored, and usually have a dark eye mask. Prominent Dorsolateral ridges. Blotch on chest, white underside. Swollen thumbs on males.

Dimensions 3.5-8.3cm. (1 3/8-3 1/4")

Voice Raspy quacks.

Breeding Spring. Eggs attached in clusters to underwater vegetation.

Habitat Moist woodland, grassland or tundra.

Range North America.

Discussion Also found in the Arctic circle. Diurnal. Severe breeder in cooler areas. Hibernates during winter, under forest debris. Omnivorous.