Answer:
I am a protector. I sit on a bridge. One person can see right through me, while others wonder what I hide. What am I?
Some people avoid me some people count me some people just consume me
I always run but never walk often murmur but never talk have a bed but never sleep has a mouth but never eat.
What can one catch that is not thrown?
Break me and I am better, immediately set and harder to be broken again. What am I?
A little house full of meat, no door to go in and eat.