Portal:Crustaceans/Did you know/24

... that, despite its name, the freshwater crab Potamon ibericum (pictured) does not live in Iberia?
... that when the sea anemone Adamsia palliata grows on the exterior of a gastropod shell, it is capable of enlarging the shell to better accommodate the hermit crab Pagurus prideaux inside?
... that Jurellana tithonia, dating from the Jurassic, is the earliest known porcelain crab?
... that several pelagic gooseneck barnacles were once found attached to an American crocodile?