Competitive Exclusion Principle. The competitive exclusion principle is an ecological principle stating that when two competing life forms attempt to occupy the same niche, only one outcome is possible: One life form will drive out the other.
According to the 2010 U.S. Census, the population of Nevada was 2,700,551. Within the state's most populous countyâClark Countyâthe state's most populous city âLas Vegasâhad 583,756 residents within the city limits. For the metropolitan statistical area that includes Las Vegas, the population was 1,951,269.
Reno is the most populous Nevada city outside of the Las Vegas metropolitan area, with an estimated population of 233,294 in 2013, and is the third most populous city in the state after Las Vegas and Henderson.