658bbd26_sts___Natural_Resources_Canada__Term
[Definition] In ecology, principle (also known as Gause’s principle) that states no two species can occupy exactly the same fundamental niche indefinitely in a habitat where they are competing for the same essential resource, and that one species will crowd out the other. [French] Exclusion compétitive [Term] 
Competitive exclusion
Glossary | Forests | Natural Resources Canada
Term