Complex sentence: However, they can be found in high altitudes up to as well as in tropical and sub-tropical regions of central Africa in moist savanna and cleared former forest regions, particularly near rivers and streams.
Split into simpler sentences: However, they can be found in high altitudes up to and can even be found in tropical and sub-tropical regions of central Africa. They can be found in moist savanna and cleared former forest regions, particularly near rivers and streams.