Complex sentence: However, THAIV strains also show genetic diversity between themselves and are distinct from SEOV in that they show geographical clustering which is a distinct feature of all hantaviruses except for the SEOV which is linked to the brown rat ("R. norvegicus").
Split into simpler sentences: However, THAIV strains also show genetic diversity between themselves and are distinct from SEOV in that they show geographical clustering. This is a distinct feature of all hantaviruses except for SEOV which is linked to the brown rat ("R. norvegicus").