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  1. Crustacean - Wikipedia

    Most crustaceans are free-living aquatic animals, but some are terrestrial (e.g. woodlice, sandhoppers), some are parasitic (e.g. Rhizocephala, fish lice, tongue worms) and some are sessile (e.g. …

  2. Definition, Characteristics, Evolution, & Facts - Britannica

    Dec 28, 2025 · Crabs, lobsters, shrimps, and wood lice are among the best-known crustaceans, but the group also includes an enormous variety of other forms without popular names.

  3. Crustacean - Definition, Types, List, Anatomy, and Picture

    May 15, 2024 · Crustaceans are mainly a group of free-living aquatic arthropods that belong to the subphylum Crustacea. This subphylum includes prawns, crabs, lobsters, shrimp, krill, barnacles, and …

  4. What Is a Crustacean? Definition and Key Characteristics

    5 days ago · Crustaceans, encompassing familiar species like crabs, lobsters, and shrimp, as well as many lesser-known forms such as barnacles and copepods, belong to the subphylum Crustacea …

  5. Crustaceans - A-Z Animals

    Oct 5, 2022 · Crustaceans are a large, diverse group of invertebrates of the phylum Arthropoda, whose classification also includes spiders, mites, scorpions and insects. Scientists believe that the number …

  6. What are Crustaceans? – INHS Crustacean Collection

    What are Crustaceans? Crustaceans are invertebrate animals in the phylum Arthropoda, subphylum Crustacea, and include the barnacle, crab, crayfish, lobster, shrimp, water flea, and pill bug. Although …

  7. What Is A Crustacean? The Ultimate Guide To Crustaceans

    Nov 25, 2019 · What is a crustacean? The ultimate guide to crustaceans for kids and adults. Facts, pictures and information on this diverse arthropod group.

  8. Crustacean - New World Encyclopedia

    Crustaceans (subphylum Crustacea) comprise the group of arthropods (phylum Arthropoda) that includes the familiar crabs, lobsters, shrimps, barnacles, copepods, krill, water fleas, and crayfish.

  9. What is a Crustacean? - WorldAtlas

    Jun 20, 2018 · Some of the crustaceans are terrestrial. The terrestrial crustaceans include terrestrial crabs, terrestrial hermit crabs, and the woodlice. Most of the crustaceans are independent, meaning …

  10. Crustaceans: Species, Characteristics, and Diet - ThoughtCo

    Dec 13, 2019 · Crustaceans include commonly-known marine life such as crabs, lobsters, barnacles, and shrimp. These animals are in the Phylum Arthropoda (the same phylum as insects) and …