Morph change? Radioactive dragon eye.

[Leirr]

Hi everyone, I have this zoas 1 year ago.

This pic was made in April.
Few weeks ago, radioactive dragon eye has become in green bay packers?

The mouth of the zoas are yellow now.

IDK how this has occur.

 

[BoomCorals]

Sometimes it just happens! It can be light, etc.

 

[A. grandis]

Normal... Sometimes it comes back.. dependes on light and water chemistry.
Even temperature could trick it..
Grandis.