"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
An orange lobster has been caught off Wales - a one-in-30-million chance. Usually lobsters only turn orange when cooked.
A man has been arrested in connection with alleged modern slavery offences during a major police operation on Deeside early this morning.
A whole new weather story to tell now, as it turns milder but much more unsettled into the Bank Holiday weekend.