Donald Vincent Merton, Template:Post-nominals (22 February 1939 – 10 April 2011), was a New Zealand conservationist best known for saving the black robin from extinction. He also discovered the lek breeding system of the kakapo.Until his retirement in April 2005, Merton was a senior member of the New Zealand Department of Conservation’s Threatened Species Section, within the Research, Development & Improvement Division, Terrestrial Conservation Unit, and of the Kakapo Management Group. He has had a long involvement in wildlife conservation, specialised in the management of endangered species since he completed a traineeship with the New Zealand Wildlife Service (NZWS) in 1960.