The Thai or " traditional Siamese " differs from the Modern Siamese in head and body type , but shares some features such as the color pattern and the short coat . It has a graceful but substantial body with medium-sized bones , is elongated and high on the legs , and has a modified wedgeshaped head with rounded cheeks and a wedge-shaped muzzle . Its ears are comparatively large but not huge , and are placed higher on the head than " Modern Siamese " ears are . The vivid blue eyes are large with a full almond shape .