11. The fraternal socialist kiss became a ritualised greeting among the leaders of Communist countries. 12. The Mau Mau used a campaign of ritualised oath-taking to gain support. 13. Ritualised aggression can sometimes include actual fights.14. Meat ants engage in ritualised fights to maintain and resolve boundary disputes with neighbouring colonies. 15. The finale is a ritualised annihilation. 16. The kolam natima belongs to a different category of ritualised mask dance than the yakun natima. 17. During encounters with rival males they may perform ritualised aggression by having a " stink fight ". 18. At present this act of giving Churul has been ritualised and it is also known as nemital. 19. Male adders ( " Vipera berus " ) undertake complex ritualised confrontations when courting females. 20. Males establish boundaries of territory using a ritualised test of strength in which they intertwine their bodies.