Katsura Imperial Villa able to create new rooms within the architecture. For instance by moving one fusuma wall, one could transform two rooms into one large room and a small storage closet. In the Katsura Imperial Villa, the fusuma allows the rooms to change and open up to the natural world with exterior decks becoming extensions of the interior and framing views of the landscape. An example of this type of transformation is the moon viewing platform connected to the Old Shoin. Besides these characteristics, there are many traditional Japanese ideas that are used in the Katsura Imperial Villa, like the decorative alcove
Imperial pigeon al., and followed here. Four species of imperial pigeon are found in Philippines and Sulawesi. All have a distinct pale band across the centre of the tail, and a rich green or purple dorsum. This grouping shares characteristics and distribution with "Ptilinopus", and forms a link between the genera. The pink-belled ("D. poliocephala") and the white-bellied ("D. forsteni") imperial pigeon are similar and allopatric species. The Mindoro ("D. mindorensis") and the grey-headed ("D. radiata") imperial pigeons differ in size but are otherwise similar. The spotted imperial pigeon ("D. carola") is sympatric to "D. poliocephala", and though smaller, short tailed and