Pretty much the same as the function of a mouth in your body.
yes earthworms have a mouth. How do you expect they eat?
The function of an earthworm's aortic arches are to pump blood to the ventral blood vessel and into the body.
Earthworms have one mouth.
durkheim and earthworms
No
they bring oxygen into your body
the answer is the earthworms has both body parts.
it is called a prosterium.
The prostomium.
It produced eggs .
keeps it alive
To allow the air to enter the body. The air can enter through either the nose or through the mouth.