EU Rik & Mon's
Nature.Guide

Marsh frog

Pelophylax ridibundus
True frogs (Ranidae)

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Large green frog, colours from olive brown to grey. Often a lighter stripe on the back. A wide head, the eardrum behind the eye is a different colour. 

The vocal sac is grey to black, the croak sounds like a laugh. 

⇔ l. 10-15 cm

syn. RANA RIDIBUNDUS

LA:
≈ Easy to confuse with the RANA LESSONAE (Pool frog) and RANA ESCULENTA  (Edible frog); the difference is in the sound, vocal sac colour and size. The marsh frog is the larger.

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