In Pictures: Royal Welsh, day four

The Butterfly House from Aberystwyth shows off Little Big Horn a rhinoceros beetle

As well as a rhinoceros cockroach, the heaviest type of cockroach in the world

The last day of competitions are held today, including ones involving goats

The Welsh Cob finals were a highlight on Wednesday

More politicians at the show, Conservative leader David Cameron visits the Royal Welsh for the first time. He is seen here with the president of the Farmers' Union of Wales, Gareth Vaughan