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:...
PBS
Pbs Learning Media: Crash Course Ecology: Community Ecology I: Feel the Love
Interactions between species are what define ecological communities, and community ecology studies these interactions anywhere they take place. Although interspecies interactions are mostly competitive, competition is pretty dangerous,...
Other
Pearson Ole: Untamed Science: Weeds of Mass Destruction
Now that the weather has turned warmer and the days are getting longer, plants are starting to grow. The problem for us is that invasive plants often have a competitive edge over native plants. They're growing out of control! Invasive...
Bozeman Science
Bozeman Science: Organization for Matter & Energy Flow in Organisms
Sustaining life requires substantial energy and matter inputs. The complex structural organization of organisms accommodates the capture, transformation, transport, release, and elimination of the matter and energy needed to sustain...
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]
Bozeman Science
Bozeman Science: Energy Flow in Ecosystems
Explains how energy flows in ecosystems. Energy enters via producers through photosynthesis or chemosynthesis. Producers and consumers release the energy from food through cellular respiration. An explanation of gross primary...
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]
ArtsNow
Arts Now Learning: Tableau
In this video, a teacher conducts a science lesson where students create a tableau of an ecosystem. As the teacher calls upon them, each student explains where they get their energy from and where it goes in the ecosystem. The teacher...
Khan Academy
Khan Academy: Ecology: Interactions Between Populations
Learn about the many types of interspecific interactions: competition, predation, herbivory, symbiosis, parasitism, mutualism, commensalism. [8:11]
Next Vista for Learning
Next Vista for Learning: Keystone Species
A video explaining the definition of a keystone species. It also gives the example of a sea otter as a keystone species and what it does for its habitat. [1:14]
Science Friday Initiative
Science Friday: Exploring the Wild Life of Our Bodies
Biologist Rob Dunn explains how the organisms that share our world have shaped us. [17 mins. 39]
Sophia Learning
Sophia: Living Organisms and Their Environment: Lesson 4
This lesson will discuss the interactions of and interdependence among living things. It is 4 of 4 in the series titled "Living Organisms and Their Environment."
Sophia Learning
Sophia: Carrying Capacity: Lesson 1
This lesson will introduce the concept of carrying capacity and show how it affects a population. It is 1 of 4 in the series titled "Carrying Capacity." [1:56]