Emerald crab on the attack?

[oneasianguy]

Saw this earlier this week. Is it possible for emerald crab to develop a taste for rock flower anemone?

 

[Cell]

I think he's just scavenging. If he was picking at the tentacles directly, it would have reacted more.

 

[oneasianguy]

Thanks. Worrying that it will kill my rock flower