BiologyWise
Biology Wise: Competitive Exclusion Principle
The concept of competitive exclusion, explained here, states that two species cannot co-exist when needing the same, limited resources to survive. The different types are described and examples are provided.
Untamed Science
Untamed Science: Competition
This well-written article explains what competition in an ecosystem is and the different ways it can manifest itself. It also looks at how organisms avoid competition, some disadvantages and outcomes of competition, the impact of a...
CK-12 Foundation
Ck 12: Life Science: Competition
[Free Registration/Login may be required to access all resource tools.] Ecology is the study of how living organisms interact with each other and with their environment. Organisms interact with each other through various mechanisms, one...
CK-12 Foundation
Ck 12: Episd: Ecosystems
[Free Registration/Login may be required to access all resource tools.] Explore ecosystems and ecology on an introductory level uncovering fact about types of ecosystems and the competitive exclusion principle.
CK-12 Foundation
Ck 12: Biology: Ecosystems
[Free Registration/Login may be required to access all resource tools.] Introduction to ecosystems and other ecological concepts.
BiologyWise
Biology Wise: Theories Behind the Extinction of Neanderthals
Discusses the discovery of Homo neanderthalensis and describes the different theories that have been put forward to explain why Neanderthals became extinct.
CK-12 Foundation
Ck 12: Biology: Ecosystems
[Free Registration/Login may be required to access all resource tools.] Introduction to ecosystems and other ecological concepts.
Other
United States of America Snowboard Association
USASA is the first governing body exclusively for competitive amateur snowboarding. This resource offers history, USASA rulebook, event schedule, and the latest news.