Definition of "invertebrates" []

• Plural form of invertebrate. (noun)

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• "The fish employs this sense to find and root up insect larvae and other invertebrates from the mud and sand of the river - or lakebed."
• "Lwoff became close friends with Edgar Lederer and was the original inspiration for Lederer's and Kuhn's studies of polyenes in invertebrates."
• "The lower animals devoid of backbones, and therefore called invertebrates, are not so well-known except to the student of comparative anatomy, because they are not so often met with, and because they are usually very small or microscopic; but in many respects their importance to the evolutionist surpasses that of the vertebrates."