Crossword Puzzle invertebradosOnline version en ingles by inma comas 1 the live in the sea. Their body is covered by hard plates. 2 the have their body covered by articulated shells 3 they live in the sea and they have a soft body and tentacles. 4 they have a soft body and nearly all of them have shells 5 6 ara the simplest invertebrates. they can\'t move and they live in the sea. 7 live in groups 8 they have a long body and they live in the land or sea 6 2 8 3 4 7 5