An '''arthropod''' is an invertebrate with an [[exoskeleton]] a segmented body and jointed limbs. Prominent groups of arthropods are the [[insect]]s, [[crustacean]]s, and [[arachnid]]s ([[spider]]s and [[scorpion]]s).
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An '''arthropod''' is an invertebrate with an [[exoskeleton]], a segmented body and jointed limbs. Prominent groups of arthropods are the [[insect]]s, [[crustacean]]s, and [[arachnid]]s ([[spider]]s and [[scorpion]]s).