https://logiclovely.com/p/i-always-run-but-never-walk-often-murmur-but-never-talk-have-a-bed-but-never-sleep-has-a-mouth-but-never-eat-what-am-i/?utm_source=telegram-share
I always run but never walk, often murmur but never talk, have a bed but never sleep, has a mouth but never eat. What am I?