Wood Frog

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• Adopt a Catchment

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  • Amphibian Conservation 

  • Wyoming’s Amphibians 

    • Northern Leopard Frog (Lithobates pipiens)

    • Wood Frog (Lithobates sylvaticus)

    • Columbia Spotted Frog (Rana luteiventris)

    • Boreal Chorus Frog (Pseudacris maculata)

    • American Bullfrog (Lithobates catesbeianus)

    • Wyoming Toad (Anaxyrus baxteri)

    • Western (Boreal) Toad (Anaxyrus boreas)

    • Rocky Mountain (Woodhouse’s) Toad (Anaxyrus woodhousii)

    • Great Plains Toad (Anaxyrus cognatus)

    • Plains Spadefoot (Spea bombifrons)

    • Great Basin Spadefoot (Spea intermontana)

    • Western Tiger Salamander (Ambystoma mavortium)

  • Calls of Wyoming's Frogs & Toads

  • Amphibian Survey Training Video 

  • Online Training Quiz  

• Project Results

 

IDENTIFICATION

• Dorsal color: brown with white dorsal stripe (except in Bighorn Mtns)
• Dorsolateral folds from the eye down the length of the body
• Dark face mask (Zorro Frog!  See below) that extends just past the tympanum
• Size:  3/4 inch (metamorph) to ~3.5 inches (adult)
• Mp3 of call (courtesy of NatureNorth.com)

 

 

                                                                                                                    Photo by Leuenberger

                   Adult photo by Ly                                   Metamorph photo by Greene

 

EGGS AND TADPOLES

• Eggs in round cluster ~3 to 5 inches diameter with up to 1,250 eggs
• Eggs black on top, white on the bottom
• Eggs often in communal clusters just below the surface of the water
• Tadpoles typically dark on top & pale below often with a metallic sheen
• Tail fin starts high on the body and is strongly arched
• Tadpoles eyes are medial and anal vent is on the side

 

BREEDING HABITAT

Shallow water in small permanent to ephemeral forest ponds and potholes, or flooded meadows.

Photo by Greene

 

NATIVE RANGE

Map by Wyoming Natural Diversity Database