Species: Xylotrupes gideon
English Name: Unicorn Beetle, Siamese Rhinoceros Beetle, Fighting Beetle
Chinese Name: 獨角仙
This beetle has around 3,5-6 cm and is all dark red, dark brown or black with a very shiny texture. They have a robust, stout body and more or less long horns that lack the females. Males make hissing noises when disturbed by rubbing the abdomen against the wing covers. This species is used for staging beetle fights in Thailand.
Photos used under a Creative Commons license
– Easton, E. R. (1993). The insects of Macau. Macau: University of Macau Publications Centre.