Lugworm
yes
No, they aren't.
A lugworm exhibits bilateral symmetry, meaning that the body can be divided into two equal halves along a single plane. This symmetry allows the lugworm to have distinct left and right sides that are mirror images of each other.
there is the body, the tentelectula and the fwipper (like toes)
small crabs eat bacteria and lugworm
Lugworms are annelids, so they therefore belong to the annelida phylum.
bacteria , lugworm(when it doesn't do its job propelly!), barnicles.
invertebrate - has exoskeleton
An invertebrate.
It is an invertebrate 
no