"The problem of fly-grazing - the problem of horses on common land - is an enormous problem" says the RSPCA's Gethin Russell-Jones.
"Our RSPCA inspectors are involved daily in recovering horses, dealing with complaints".
"There must be hundreds and hundreds of horses scattered across South Wales at the moment".
More top news
Although there may be a crucial Euro 2016 game in Paris tomorrow afternoon another topic is overshadowing France's capital.
Holyhead is one of Britain's busiest ports, but after today's vote what does the future hold?
David Cameron has announced he is to resign as prime minister by October. We look at who could replace him.