Insect wings evolved from an outgrowth on a crustacean ancestor, study reveals
Insects today have wings because their primitive crustacean ancestors moved to land about 300 million years ago, a new study has revealed. The wings originally evolved from a random outgrowth or ‘lobe’ on the legs of the crustacean ancestors, US researchers claim. Sections of the crustacean’s leg were gradually pushed back into its body to support … Read more