Moor frog

Rana arvalis
True frogs (Ranidae)

CC-BY 2.0 rights : Billy Lindblom

A brown frog, typically showing a light back stripe with darker warts alongside. A yellow stripe extends from the corner of the mouth. During mating the ♂ becomes blueish and the ♀ develops thicker front legs, a white throat and a grey shine. The mating lasts approx. 1 week. 

During mating the blue ♂ gather in a pool croaking while waiting for passing ♀, the croaking sounds like clucking and bubbling. 

⇔ l. 5-7 cm

LA:
≈ The RANA TEMPORARIA (Common frog) has a larger and less pointed nose. 
≈ The RANA DALMATINA (Agile frog) is larger.

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