Some brightly colored rain forest frogs are very poisonous. their toxins can be so deadly that an amount equal to three grains of salt can kill a 150 pound human. Desert cacti have spines instead of leaves. one species has sharp has sharp spines three times longer than the body of cracti. These structural adaptations most likely help rain forest frogs and Desert catic to survive by aiding in which life function A. reproduction
B. catching prey
C. conserving energy
D. avoiding predators