Shallow And Deep

Riddle: I always run, I never walk; I have a mouth, I never talk; I have a bed, I never sleep; I can be shallow, I can be deep. What am I?

Answer: A River.

Source: https://www.riddles.com/index.php/2018

I always run, I never walk;
I have a mouth, I never talk;
I have a bed, I never sleep;
I can be shallow,
I can be deep.
What am I? — Shallow and deep by Morgan Foster v1.

Riddle: I always run, I never walk;
I have a mouth, I never talk;
I have a bed, I never sleep;
I can be shallow,
I can be deep.
What am I? Answer: A River. — by Morgan Foster v2.