The group of crustaceans consists of about 52,000 species. Between these many species there is a great diversity of forms. Mostly, crustaceans are found in fresh and salt water. However, some species are also land-dwelling.
|Related to||Ecdysozoa, Arthropods, Crustaceans|
|habitat||Freshwater, saltwater, some species terrestrial|
|Mode of life||Very diverse|
|Body length||The largest crab species is the Japanese giant crab with a size of 3.7 m from the tip of one leg to the other.|