Amoeba Sisters
Ecological Relationships
Explore several ecological relationships with The Amoeba Sisters! Ecological relationships discussed include predation, competition, and symbiotic relationships (parasitism, mutualism, and commensalism). Table of Contents: Intro 00:00...
PBS
Pbs Learning Media: Wolves of Yellowstone National Park
Discover why the gray wolves were important to Yellowstone National Park before they become extinct in that area. Find out how gray wolves were reintroduced back into this area. [5:19]
PBS
Pbs Learning Media: Beneath the Waters of Cocos Island
Cocos Island, a remote volcanic summit in the middle of the Pacific Ocean, serves as a beacon for hungry predators, including thousands of hammerhead sharks that travel here each year in search of prey. This video segment from NOVA:...
Bozeman Science
Bozeman Science: Interdependent Relationships in Ecosystems
How and why do organisms interact with their environment and what are the effects of these interactions? [8:13]
Other
Mater Lakes Academy: Population Limiting Factors and Carrying Capacity
Mr. Lima explains how density-dependent and density-independent factors affect an ecosystem's carrying capacity in reference to a population and limits its growth. [12:18]
Crash Course
Crash Course Ecology #2: Population Ecology: The Texas Mosquito Mystery
Population ecology is the study of groups within a species that interact mostly with each other, and it examines how they live together in one geographic area to understand why these populations are different in one time and place than...
Minute Earth
Minute Earth: Who Are Flowers Trying to Seduce?
In this video, we learn about some of the strategies flowers use to attract pollinators and ensure that they reproduce. [2:18]