The term DESTRUCTIVE BEETLE refers to two different types of beetles, the BORER and the WEEVIL. The BORER is a type of beetle that feeds on wood, causing damage to trees and other wooden structures. The WEEVIL is a type of beetle that feeds on stored grains and other crops, causing significant damage to agricultural production. Both of these beetles can cause significant destruction to their respective habitats, making them a destructive force in the environment.