Pristine and disturbed habitats in the Serra do Pingano Forest Ecosystem (SPFE). a. Intact forest cover in the Serra do Pingano. b. Riparian forest system with waterfall on steep terrain in the Serra do Pingano c. Clearcut after slash-and burn acitivity at higher elevations (upper slope and ridge) of the Serra do Pingano. d. Intentional burning on the northeastern slope of the Serra do Pingano e. Mosaic of previously burnt and still forested patches on northeastern slope of the Serra do Pingano f. Freshly cleared forest patch at transition between the Serra do Pingano and the Serra do Uíge, now used fro plantation agriculture. Locality, in which several amphibian species (e.g. Alexteroon hypsiphonus, Sclerophrys cf. superciliaris) had been recorded for the first time in Angola only 3-4 years prior to the impact. .