An unidentified foreigner was injured while attempting to break up a brawl among ladyboys on a Pattaya beach.
Video footage from witnesses shows two ladyboys attacking a third ladyboy and assaulting him.
The foreigner passing by decided to intervene and stop the conflict, but the ladyboys started to attack him.
Pattaya police are trying to identify the attackers.
They will also search for the foreigner to find out if he wants to file an official complaint against the ladyboys.