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Curated Video
Salmon: A Keystone Species in Aquatic Ecosystems
This video provides an overview of salmon, a family of schooling fish found in the northern hemisphere. It discusses their characteristics, behaviors, habitats, and life cycle. The video highlights the different species of salmon,...
Curated OER
Populations
Every species in the world has some type of relationship with another species, whether it be positive, negative, or neutral for each party. Mr. Andersen defines each type of relationship and provides clear examples under each category....
Curated OER
Competition, Predation, and Symbiosis
Each biome has self sustaining communities, but how did these unique and stable communities form? Investigate how these evolved with changing animal interactions.
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:...
Crash Course
Crash Course Ecology #5: Community Ecology Ii: Predators
Hank gets to the more violent part of community ecology by describing predation and the many ways prey organisms have developed to avoid it. [10:23]