I waking at morning and find my mushroom get stunned with torch coral tentacle, actually my torch is tumbled from the rockwork ( possibly knocked by my sea urchin or my electric blue leg hermit crab) and one of torch head which in upside down position are "pressed " one of bicolor ricordea yuma which lps tentacle still extending, i place a coral back into their original position, and after i back from work at evening, the mushroom look shrinking and not expanded, other yuma mushroom is expanded as usual except the one that has been contact with torch coral polyp which i just mention at above, i know this mushroom are hardy but i not sure if they can deal with the LPS sting