Sunday, August 8, 2010

Swamp Ecosystem-Striped Chorus Frog

Striped Chorus Frog

Order: Anura

Family: Hylidae

Genus: Pseudacris

Species: P. triseriata

General Characteristics: The frog is small (up to 4 cm SVL) gray, tan, or with black stripes. The belly is cream with scattered dark flecks. The miiddle section of leg (tibia) less than 47% as long as SVL. The male smaller than female, and has a dark vocal pouch during breeding season. It’s found in almost any type of wet habitat, including agricultural fields and urban settings, such as city parks, as long as vernal breeding pools are available. It breeds in ditches, flooded fields, floodplain depressions, even in wet areas along the busiest highways. Seldom seen outside the spring breeding season, so non-breeding habitat is poorly known. Diet consists of small arthropods. The c all is similar to sound produced by running finger down teeth of comb, very similar to call of upland chorus frog. Eggs are laid in small packets attached to sticks and leaf petioles.

Special Adaptations: Pseudacris triseriata is also an environmental marker, because behavior changes as well as color change may indicate a certain level of pollution.

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