Riddle!!! I can run,....?

[JazzleDazzle]

I can run, but never walk,
Often a murmur, never talk, I have a bed but never sleep, I have a mouth but never eat. What am I?

 

[Fallen Angel]

stream,river,creek,some type of moving water

 

[Jah]

Lake, river, some kind of body of water. Or your a zombie

 

[TIKEDO]

RIVER OR LAKE