Fig. 1From: The relationship between the abundance of the Nigeria-Cameroon chimpanzee (Pan troglodytes ellioti) and its habitat: a conservation concern in Mbam-Djerem National Park, CameroonThe study area with the 4165.2 km2 Mbam-Djerem National Park (MDNP). The 1662.34 km2 core zone in the middle of MDNP is delimited with rivers. The Mbakaou artificial lake in the northern periphery of the park is shown in blue. The inset represents the location of MDNP within CameroonBack to article page