EntityQ2296350· pop 19· linked from 269 articlesFoster's ruleSign in to saveecogeographical rule in evolutionary biology stating that members of a species get smaller or bigger depending on the resources available in the environmentConnectionsprimary nutritional groupEntityecosystemEntityecological nicheEntitycompetitive exclusion principleEntitybiological ruleEntityhumanEntityislandEntityecologyEntityelephantEntityphotosynthesisEntityCervidaeEntityInternational Standard Book NumberEntityspeciesEntityNile hippopotamusEntitynatural environmentEntityphysiologyEntityArchaeaEntityMammuthusEntitymicroorganismEntityArtiodactylaEntityCategoriesAnimal sizeEcogeographic rulesEcology terminologyEvolutionary biologyInsular ecology