 While these high-value species may attract the most attention, a diversity of NTFPs can be found in most forests of the world.In tropical forests, for example, NTFPs can be an important source of income that can supplement farming and/or other activities.A value analysis of the Amazon rainforest in Peru found that exploitation of NTFPs could yield higher net revenue per hectare than would timber harvest of the same area, while still conserving vital ecological services.