they are all earth worms and can be disected without dying.
their weirdness
yes
blood vessels
This would include the ultrastructure of the cuticle. These creatures share this and many other features with the other annelids.
annelids
Are annelids vertebrate
They are small and do nothing
A Chimpanzee's structural features are quite similar to that of humans. They can walk bipedally, have opposable thumbs and have the same internal anatomy as humans do.
Annelids have an anus
Yes, Annelids have bilateral symmetry.
Yes, Annelids are invertebrate animals .
to keep your acid