Science Education Resource Center at Carleton College
Serc: Mn Step: The Flow of Energy: Balancing Ecosystems
A lesson outlining activities for a science unit where students can learn about the relationships and the flow of energy within an ecosystem. These include predator and prey, hosts and parasites, and consumers, producers, and decomposers.
PBS
Pbs Teachers:denali: The Wolf and the Moose: Predator and Prey Relationships
Examine the predator/prey relationship between wolves and moose in Alaska's Denali National Park and discuss how the balance of nature works between these two animals.
CK-12 Foundation
Ck 12: Life Science: Predation
[Free Registration/Login may be required to access all resource tools.] Predation is another mechanism in which species interact with each other. Predation is when a predator organism feeds on another living organism or organisms, known...
PBS
Pbs Teachers: Predator Protector Game Lesson
Describe the habitat, food web and ecosystem of shark species. Identify threats to sharks and explore how top predators help to maintain the balance of nature within ecosystems. This lesson plan also contains an interactive game.
PBS
Pbs Learning Media: Catch Me if You Can
Students are asked to explain the predator/prey relationship and how it helps to maintain the balance of the ecosystems.
TED Talks
Ted: Ted Ed: From the Top of the Food Chain Down: Rewilding Our World
Our planet was once populated by megafauna, big top-of-the-food-chain predators that played their part in balancing our ecosystems. When those megafauna disappear, the result is a "trophic cascade," where every part of the ecosystem...
PBS
Pbs Teachers:night Creatures of the Kalahari: Life in a Bottle
Understand that an ecosystem such as the Kalahari has a system of checks and balances to ensure that no species overpopulates and threatens the survival of other species. Chart a food chain and explore the balance between predator and prey.
PBS
Pbs Teachers:mammals of Namib: Who's in Charge?
Identify mammals of the Namib Desert, categorize which are predators and which are prey and discuss the balance of nature in Namib.
Lumen Learning
Lumen: Boundless Biology: Threats to Biodiversity
Looks at the impact of overharvesting, such as overfishing, on biodiversity. It talks of the 'tragedy of the commons,' where harvesters do not feel responsible for protecting a species because they fish in shared areas. It also touches...