While insects are arthropods, not all arthropods are insects. Remember, scorpions are arthropods but not insects.
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Hard Body Feature
Arthropods have an exoskeleton, a supportive outer body structure. Arthropods don't have bones inside; their hard shell is their skeleton.
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Segmented Bodies
Arthropods' bodies are typically segmented into parts, like head, thorax, and abdomen. You can observe the segmented body of an arthropod in a centipede.