How does the group of boys end up into two separate tribes lord of flies?

The group of boys in "Lord of the Flies" end up splitting into two separate tribes, one led by Ralph and the other by Jack, due to a power struggle between the two leaders. Ralph focuses on maintaining order and building shelters, while Jack is more focused on hunting and tapping into the boys' primal instincts. This conflict of leadership styles ultimately leads to the division of the group into two tribes.