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Western Chorus Frog Pseudacris triseriata

   

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Western Chorus Frog
credit: Benny Mazur

© Lang Elliot/Naturesound.com (audio)

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Family: Hylidae, Treefrogs view all from this family



Description Smooth skinned, greenish-grey, reddish, olive or brown. Dark stripes on back through eye & along sides. Toe tips small & round. Females have yellow vocal sac when calling.


Dimensions 1.9-3.8cm. (3/4-1 1/2")


Voice Rasping trill. Lasts 1-2 seconds. Similar to fingernails running over a comb. Occurs 18-20 times a minute.


Breeding Late-winter to summer. Through winter in warm areas. 500-1500 eggs laid in clusters in shallow water. 20-300 in a cluster.


Habitat Grassy areas near water. Also swamps, suburbs and woodland. Areas of less permanent water (to protect against predators)


Range From Canada to Gulf of Mexico, New Jersey & Arizona.


Discussion Nocturnal. Calls on warm nights. Very difficult to spot. Males and females in choruses. Diet includes small invertebrates and anthropoids.


 

 

 

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