Iolo Williams explores the wildlife of Anglesey. Wales' largest island is renowned for its coastal beauty, and on the sand dunes, rocky cliffs and surrounding farmland there's also spectacular wildlife. In this episode, Iolo finds colourful day-flying moths, beautiful orchids, and brown hares. He also heads out to the Skerries Islands, and visits Wales' only Arctic tern colony. He also finds a fox, and a little owl with its chick on an abandoned farm near Holyhead.