Grouping of all living beings with more or less complex organs, with which they move about and feed themselves; the body of knowledge about them.

CRUSTACEANS

Usually aquatic invertebrates (over 40,000 species) whose segmented bodies have articulated appendages and often carapaces.

lobster

Large marine crustacean having a carapace and five large pairs of legs, the first of which bears powerful claws; its meat is highly prized.


morphology of a lobster	anatomy of a lobster