How caterpillars could help fight food security problems
Entrepreneur and agro-chemist Kahitouo Hien from Burkina Faso and Charlotte Payne, a zoologist at the University of Cambridge, UK, have kick-started an initiative to commercialise caterpillar production with the hope that it will help fight food security problems in West Africa.
Reporter: Anand Jagatia
Production team: Louisa Field & Jennifer Green
Picture: Kahitouo Hien, Credit: Anand Jagatia/BBC