polyp or pest?

[ryangrieder]

like title says...

polyp/coral or a pest? open and closes like a button polyp, but looks weird... only have one, and has been getting bigger, but not spreading.

 

[jerl77]

Polpy too me but your camera skills suck lmfao

Sent from my DROIDX using Reefs

 

[cowfish]

Button polyp

 

[tenMann2]

I have one just like that all by itself and its about the size of a nickel. and grow out of nowhere too.

 

[NanoAquatic]

underwater venus fly traps =D
right, it's just polyps