Question

Insects have them, so does an octopus, and so do vertebrates. And the structure of the eye in each of these organisms is different

Answer 1

so what is the question in it is the reason to be given

Answer 2

These organs, located on the sides of the head, are made up of gill filaments, feathery structures that provide a large surface for gas Grasshopper is an insect and it is well-known fact that insects don't have any respiratory organs.