FROGS AND 
TOADS 
(Tailless Amphibians) 
ADULT 
[HATCHED AREA DENOTES APPROXIMATE DISTRIBUTION] 
FROGS 
AND 
TOADS 
LIFE CYCLE OF A TAILLESS AMPHIBIAN 
TADPOLE 
A. Chern, Cartographer 
Toads and frogs are not readily distinguished from one another, but gen¬ 
erally frogs are smooth and wet-skinned whereas toads are rough and 
dry. The intelligence quotient of the toad is conceded by Dr. Noble to be 
higher than that of the frog. In general the terrestrial species of amphibia 
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