Pest ID please

[Karsten]

http://i16.photobucket.com/albums/b4/karstenking/DSC00984.jpghttp://s16.photobucket.com/user/karstenking/media/DSC00984.jpg.html

[11purewater]

Seems too "meaty" to be a pest ,I'd see what it grows in too:biggrin:

[toytech]

looks a lot like an elephant ear coral ( don't know the scientific name) I had one and that's what it looked like.

[canadianbudz604]

Cabbage coral?