Coral?

[Bham]

Anyone know what this is? I have several growing in the sand. Ive pulled one out before and it has roots attached to the rocks. It also responds to touch and retracts. I know I dont have the best picture but they are hard to focus on.

 

[castellanamattia]

Could be a baby bristle worm :-)

Check out this thread: https://www.reef2reef.com/threads/baby-bristle-worm.689170/