Navigation for Sunday 4 'til 8

4:07 The Sunday Feature: Exchanges at the Frontier - Iain Couzin

Locust swarms devastate crops across the globe and lead to famine and economic disaster. Iain Couzin, a specialist in collective animal behaviour, has uncovered a way to trick them into eating each other rather than crops. Writer Matthew Sweet talks to him about his work in front of a live audience at Wellcome Collection in London and asks him about the huge implications of his research for global food supply and health (3 of 4, BBC)

5:12 Spiritual Outlook

Our regular catch up with the world of religion, spirituality, faith and ethics – produced and presented by Justin Gregory, Lisa Thompson, Amelia Nurse and Mike Gourley alternating with series from the BBC's World Service programme, Heart and Soul.

5:40 Te Waonui a Te Manu Korihi

Maori news and interviews from throughout the motu (RNZ)

6:06 Te Ahi Kaa

Exploring issues and events from a tangata whenua perspective (RNZ)

7:06 One In Five

The issues and experience of disability (RNZ)

7:35 Voices

A weekly programme that highlights Asians, Africans, indigenous Americans and more in New Zealand, aimed at promoting a greater understanding of our ethnic minority communities (RNZ)