of Tennessee


Bird-voiced Treefrog

Hyla avivoca
Photo by Walter Knapp

Description: Bird-voiced treefrogs (Hyla avivoca) are 1 - 1.75 inches long. Their coloration is highly variable but usually gray or green with irregular markings on the back. They are characterized by a white spot under the eye, warty skin, and yellow-green to pale green on the concealed surfaces of the thigh.

Habitat: They are found in permanent backwater swamps of creeks and large rivers.

Life History: Females lay small masses of 6 - 15 eggs in shallow water. Metamorphosis of tadpoles takes about 1 month.

Range: Found in western with rare, scattered populations in middle Tennessee.

Additional Notes:


Subspecies Occurring in Tennessee:






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September 2017