What animals are included in the classification of Arthropods?

Arthropods are a diverse group of invertebrate animals characterized by their jointed appendages, segmented bodies, and exoskeleton made of chitin. This classification includes a wide variety of creatures, among which ticks, spiders, and crustaceans are key representatives. Ticks and spiders fall under the class Arachnida, while crustaceans belong to the class Crustacea. These animals exemplify the defining traits of arthropods, which sets them apart from other groups like mollusks, reptiles, or amphibians. The correct response highlights members of this specific classification, showcasing the rich biodiversity found within the arthropod phylum.