Black, shiny, with longitudinal light spots on the first and second sections of the abdomen. Two pounds on each side. It lives in fir and cedar-deciduous forests. It nests in hollows of living trees, usually high in the treetops.
Size: workers 3 - 5.5 mm. queen 7.3 - 8.5 mm.
Temperature: 21-25 Humidity: 60-80%
Inhabiting: the South of the Russian Far East, Japan, Korea.