Ann & Steve Toon / Team of Elephant Population Management Program surgeons perform vasectomy on wild elephant bull, (Loxodonta africana), using keyhole surgery. Private game reserve in Limpopo, South Africa. April 2011...

Ann & Steve Toon / Wild elephant (Loxodonta africana), vas deferens, removed during keyhole surgery in the bush. Private game reserve in Limpopo, South Africa, April 2011. Winner of the IUCN grant in the Melvita Natu...

Ann & Steve Toon / Wild elephant (Loxodonta africana), vas deferens, removed during keyhole surgery in the bush. Private game reserve in Limpopo, South Africa, April 2011. Winner of the IUCN grant in the Melvita Natu...

Ann & Steve Toon / Elephant Population Management Program surgeon Dr Johan Marais, left, of the University of Pretoria's Faculty of Veterinary Science assisted by Dr Dean Hendrickson, director of Colorado State Universi...

Ann & Steve Toon / Wild elephant (Loxodonta africana) anaethetised in the bush, the Elephant Population Management Program surgical team finish work after performing vasectomy keyhole surgery, private game reserve, Limp...

Ann & Steve Toon / Wild elephant (Loxodonta africana) anaethetised in the bush, the Elephant Population Management Program surgical team finish work after performing vasectomy keyhole surgery, private game reserve, Limp...

Ann & Steve Toon / Veterinary surgeons from the Elephant Population Management Program, carrying out 'keyhole' laparoscopic vasectomy on wild elephant (Loxodonta africana). Private game reserve in Limpopo, South Africa,...

Ann & Steve Toon / Wild elephant (Loxodonta africana), being prepared for laparoscopic 'keyhole' vasectomy, by team from Elephant Population Management Program. Private game reserve in Limpopo, South Africa, April 2011

Ann & Steve Toon / Veterinary surgeons carrying out 'keyhole' laparoscopic vasectomy on wild elephant (Loxodonta africana). Private game reserve in Limpopo, South Africa, April 2011

Ann & Steve Toon / Laparoscopic vasectomy of wild elephant (Loxodonta africana), showing instruments in 'keyhole'. Private game reserve in Limpopo, South Africa, April 2011

Ann & Steve Toon / Taking footprint of wild elephant, (Loxodonta africana), after a vasectomy operation using keyhole surgery in the bush. Private game reserve in Limpopo, South Africa. Christine Hardy of the Elephant...

Ann & Steve Toon / Truck closeup of wild elephant (Loxodonta africana), being prepared for a vasectomy operation using keyhole surgery in the bush. Private game reserve in Limpopo, South Africa. Dr Douw Groebler in bac...

Ann & Steve Toon / Wild elephant (Loxodonta africana), vas deferens, removed during keyhole surgery in the bush. Private game reserve in Limpopo, South Africa. April 2011

Ann & Steve Toon / South African surgeons from the Elephant Population Management Program surgical help perform keyhole surgery to vasectomise a wild elephant (Loxodonta africana) in the bush. Private game reserve in L...

Ann & Steve Toon / Team of Elephant Population Management Program surgeons, assisted by Dr Mark Stetter, right, director of animal health at Disney's Animal Kingdom in Florida perform vasectomy on wild elephant bull (Lo...

Ann & Steve Toon / Team of Elephant Population Management Program surgeons perform vasectomy on wild elephant bull (Loxodonta africana), using keyhole surgery. Private game reserve in Limpopo, South Africa. April 2011

Ann & Steve Toon / Surgeons opening 'keyhole' for laparoscopic vasectomy of wild elephant (Loxodonta africana). Private game reserve in Limpopo, South Africa, April 2011