Yes............ unless they are the same. Reefer stabs Reefer in back over quarrel. I know some types of LPS such as Frogspawn, Hammer, and Torch coral don't sting eachother and they have the first latin name.

Can Acropora touch each other?

Yes, Acropora and montipora are general terms used to describe corals that have specific features. There are hundreds if not thousands of different species of each. THEY MUST NOT TOUCH or there will be a winner and a loser.

Can you put torch coral next to each other?

Leslie Tabor said: All the euphilia corals can be together. They dont sting each other, just everything else! So torches can touch frogspawn and hammers as well...