EntityQ7229801· pop 5· linked from 292 articlesPopulation cycleSign in to savethe repeated increase and decrease of a species' population over timeConnectionsprimary nutritional groupEntityecosystemEntityecological nicheEntitylocustEntitylemmingEntityecologyEntityphotosynthesisEntityInternational Standard Book NumberEntityRodentiaEntityrabbitEntitynatural environmentEntityUppsalaEntityArchaeaEntitymicroorganismEntitybiodiversityEntityCaeliferaEntityparasitismEntityherbivoreEntitycarnivoreEntitybiogeographyEntityCategoriesPopulation