Complex sentence: Montane shrews occupy vast niches of moist grassy areas such as meadows and river banks as well as habitats of taiga forests with a large amount of ground litter used for coverage with acidic soils as well as boreal and temperate rain forests.
Split into simpler sentences: Montane shrews occupy vast niches of moist grassy areas such as meadows and river banks. They are also found in taiga forests with a large amount of ground litter used for coverage with acidic soils, as well as boreal and temperate rain forests.