Leopard with radio collar used in research project to monitor movement by Africat Foundation

Dr Michael Loomis and field assistant Louis Desire using radio tracking equipment to monitor forest elephants

Researchers use tracking equipment to locate tortoise fitted with radio transmitter

Researchers use tracking equipment to locate geometric tortoise fitted with radio transmitter

Wild dog showing radio collar - part of ongoing research to monitor status and movements

Adult geometric tortoise - showing its small size

Researcher Retha Hofmeyer and geometric tortoise with radio transmitter

Tranquilized cheetah being fitted with radio collar for research purposes. Africat Foundation

Black rhino being fitted with radio transmitter

Geometric tortoise fitted with radio transmitter device for research tracking

Geometric tortoise being weighed and measured as part of research project

Radio collared cheetah being released on to Namibian Farmland.