In order to protect endangered rhinos, the Kenya Wildlife Service has recently teamed up with the US-based Stimson Center and Linköping University in Sweden in a project called Ngulia, named after the Kenyan rhino sanctuary where the technology is to be implemented. The aim is to investigate how new technology and signal processing algorithms can be combined to create a smart savannah and to help stamp out poaching. In this project, heterogeneos sensors, e.g.