sentence: Beetles lift their elytra out of the way in order to fly.
sentences_before: Beetles differ from other flying insects because their front wings have evolved into hard covers, or elytra. The back wings are used for flying. They are thin and are kept under the elytra when at rest.
sentences_after: A few species of true bugs have a similar arrangement.
concept_name: beetle
headings: Beetle Beetle bodies Wings
categories: Basic English 850 words