Being cold - blooded , they make efficient use of the food they eat with little energy being used for metabolic processes , while the rest is transformed into biomass .
Frogs are primary predators and an important part of the food web .
Being cold - blooded , predators make efficient use of the food predators eat with little energy being used for metabolic processes , while the rest is transformed into biomass .
Frogs are primary predators and an important part of the food web .