Pretty but what are they?

[Sherrya62]

Hello! This cute colony of coral are growing on a live rock piece. They have mouths and feeder tentacles. Under moonlighting mode they positively glow orange. Thanks!

 

[KJ]

Hard to tell from the pic sorry.

 

[JayKim]

looks like acans.

 

[Sherrya62]

looks like acans.

Better pics.

 

[reef lover]

That small could be alot of things. Update when they grow out a bit.