86 



THE COMMON FKOG. 



(Eancb temporaria). 



THIS reptile is common enough everywhere 

 in Great Britain for us to dispense with 

 any very lengthened description. It occurs all 

 over Europe, from the south to the extreme 

 north, it being abundant at North Cape and not 

 uncommon in Italy. In Ireland also the Frog 

 has become naturalized, it having been intro- 

 duced about the beginning of the 18th century. 



As the Batrachians or Amphibians, to which 

 the toads, frogs, and newts belong, differ from 

 the reptiles already described in their being at 

 one portion of their existence entirely aquatic, 

 and at other periods entirely, or in part, dwellers 

 on the land, some account will be necessary of 

 the transformations which they undergo. Pro- 



