308 THE VIVARIUM. 
some of which would be eaten by the tadpoles, and the remainder 
would attract flies, and supply maggots for the older Batrachians. 
In America 2. catesbiana has a very wide range, being found 
as far north as Quebec and as far south as Mexico. It spends, as 
a rule, the greater portion of its time in water, and frequents 
‘hisncbesbintope nan en ssee SARE RS oe 
Fic. 79.—THE AMERICAN BULL-FROG (Rana catesbiana). 
slow-running rivers, ponds, and even small pools. It is rather a 
solitary animal, and only about the time of the breeding season 
does it jo its fellows. Like the Indian Bull Frog, this creature, 
when frightened, jumps or skims over the water. RR. catesbiana 
has wonderful leaping powers, and I believe that it was a Frog of 
