Class ILL EDIBLE FROG. 13 



might conclude their filence to be general as to 

 the time, but particular as to the place. jElian^^ 

 who quotes 'Theophraftus for the laft pafTage, 

 afcribes the fame filence to the frogs of the lake 

 Piertis in T'he£al}\ and about Cyrene in Africa : but 

 he is fo uncertain a writer, that we cannot affirm 

 whether the fpecies of the Jfrican frogs is the fame 

 with ours. 



Thefe, as well as other reptiles, feed but a Food. 

 fmall fpace of the year. The food of this genus 

 is flies, infe6ls, and fnails. Toads are faid to feed 

 alfo on bees, and to do great injury to thofe ufeful 

 infects. 



Durino; winter froo;s and toads remain in a tor- 

 pid ftate : the laft of which will dig into the earth, 

 and cover themfelves with almoft the fame agility 

 as the mole. 



Rana gibbofa. Gefner pifc, R. corpore angulato, dorfo 3« Edible, 



809. tranfverfe gibbo, abdomine 



Rana efculenta. Lin, fyji. marginato. Ibid, 

 ^^y. Faun. Suec. No. 279. 



^r^HIS differs from the former in having a 



•^ high protuberance in the middle of the back, 



forming a very fharp angle. Its colors are alfp 



more vivid, and its marks more diftindlj the groun^i 



* Julian, Lib* III. ch, 35, 37. 



GOlo? 



