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3 Nov 2021
Background and context
Arthropod includes around 80% of the creatures that cover under the kingdom Animalia. Crustaceans have their unique characteristics that are different from other arthropods. Crustaceans are derived form a large and diverse arthropod taxon that includes crabs, lobsters, crayfish, shrimp, krill, woodlice, and barnacles. A crustacean has the following features:
• A segmented body with cover a hard exterior (known as an exoskeleton)
• Jointed limbs and with two branches in each (termed biramous)
• Two pairs of antennae
• Gills
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