Aside from the fact that your question makes absolutely no sense whatsoever, I believe that the answer that you're looking for is that insects that prey upon other insects are insectivorous,...
Praying mantis, centipedes, Tarantulas, dragonflies, scorpions and some species of ants.a centipedes, tarantulas, and scorpions are not insects.
insects that eat other insects are called canivores. This means that they eat plants. They can also eat their own kind (cannibals).
bees
Praying mantis ,beekiller