Discriminate definition, to make a distinction in favor of or against a person or thing on the basis of the group, class, or category to which the person or thing belongs rather than according to actual merit; show partiality: The new law discriminates against foreigners. He discriminates in favor of his relatives. See more.
Best Answer: They're not worms, they're caterpillars. They feed on chocolate because it has so much sugar in it. They pupate and hatch into small moths that lay eggs on other food. Your worms are probably Indianmeal moth caterpillars - very common pantry pests. http://ohioline.osu.edu/hyg-fact/2000/20...
That pink tongue you're seeing is called a proboscis.. Most ribbon worms average about seven inches long, though it's rumored that at least one specimen measured up to 177 feet. Your browser does not support the video tag. When the animal senses a prey organism nearby, a circular muscle layer around the proboscis sheath rapidly and vigorously contracts.