The 160-won definitives feature the Limenitis populi (Linnaeus), the poplar admiral butterfly. The wings of these butterflies are the longest among all striped butterflies at 70 to 80 mm. The female butterflies are larger than their male counterparts and have a wider white band in the wings. These butterflies live in valleys in high mountains or at the borders of forests.
 

Falco tinnunculus, or the kestrel, featured in 210-won definitives is a falcon of permanent residence across the nation. Its body stretches aporoximately 30cm and male kestrels are slightly smaller than the females. They build nests in rock walls on riversides and between walls of buildings where they lay their eggs.
 

The 280-won definitives feature the Ficedula zanthopygia. This summer bird found across the nation belongs to the family of Daurian redstarts. It resembles the narcissus flycatcher except that its eyebrows are white. Its body stretches 11? in length. It takes up nest in holes in trees or in artificial nest boxes and lay 5 to 6 eggs at a time.
 

The 1,290-won definitives feature the roof-end tile of the kylin design. Roof-end tile refers to the roofing tile placed on the edge of the eaves. This roof-end tile from the Unified Silla Period takes the shape of a powerfully winged kylin with its tail raised head turned to the side. (Displayed at the Gyeongju National Museum)
 

The ridge-end tile depicted in the 1,310-won stamp was excavated from the site of the Hwang-ryong Temple and belongs to the Silla Dynasty period. This is the largest of the ridge-end tile found to date in Korea. The ridge-end tile is a decorative tile placed on the outer ends of the ridge (center of the roof) and also served the function of preventing the spread of fire. The tile is decorated with patterns of lotus and faces of men and women. (Displayed at the Gyeongju National Museum)
 

The four types of newly unveiled stamps for priority mail feature "vehicles (airplanes, trains, trucks)". Changes were made in the background color of the stamps to distinguish its purpose of use. Of the definitive postage stamp for priority mail, the 280-won stamps are yellow while the 310-won stamps are blue. As to registered priority mail postage, the 1,380-won definitives are green and 1,410-won definitives are red.