Complex sentence: The Mantled Howler lives in several different types of forest, including secondary forest, semi-deciduous forest and riverine forest but is found in higher densities in older areas of forest and in areas containing evergreen forest.
Split into simpler sentences: The Mantled Howler lives in several different types of forest, including secondary forest, semi-deciduous forest and riverine forest. Higher densities of Mantled Howlers are found in older areas of forest and in areas containing evergreen forest.