yes
An arthropod
yes
possibly.
no because it has legs and its a arthropod (like a spider). Also it has bones but, worms don't.
No.It is not even an Arthropod although these are its closest relatives.See the Related Link.
Vectors of the arthropod.
Worms are normally not external parasites, but internal parasites. External parasites include different arthropod species like ticks, fleas, lice, mosquitos....
As the arthropod grows up, the exoskeleton sheds in order for the arthropod to grow inside of it.
The Blowjob arthropod family
A crab is an arthropod.
arthropod
yes a beetle is an arthropod