Mastomys natalensis, the reservoir of Lassa virus. The animal is commonly known as the “multimammate rat” due to the female’s multiple and prominent mammary glands, as seen in the right-hand panel. Photos: L. Moses and D. Bausch.
Kelly et al. BMC International Health and Human Rights 2013 13:2 doi:10.1186/1472-698X-13-2