When mice are placed in an overcrowded environment, some become viciously aggressive. An upper class develops, serviced by the subservient. Some lose hope and become very passive, allowing aggressives to chew on their tails without a whimper. Aberrant behavior increases, such as males attacking females, something not observed in nature. Mother Nature seems to have built in a great equalizer.
Reproduction soon ceases.
Mice in an overcrowded environment will even commit suicide if given the tools. The dominant life form on this planet has not yet reached the rodent-locust stage, but signs show we're rapidly getting there. Life imitates art. Last week came a report so stark it borders on the incredible. Given these bleak portents, Nevada educators are doing one hell of a job preparing children for the future.