grass frog

grass frog

noun
a common semiterrestrial European frog 
WordNet® 3.0, © 2006 by Princeton University.
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Encyclopedia Britannica
Encyclopedia

grass frog

(species Rana temporaria), largely terrestrial frog (family Ranidae), native to Europe, from Great Britain to central Russia. It is known in continental Europe as either grass frog or russet frog. The common frog is smooth-skinned, and adults are 7 to 10 cm (2.8 to 3.9 inches) long. Colour and markings vary from gray to greenish, brown, yellowish, or red with few to many spots of reddish brown or black.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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