Science Education Resource Center at Carleton College
Serc: An Introduction to and Investigation on Keystone Species
A middle school ecology project in which students learn about ecosystems and the keystone species which inhabit them.
Nature Conservancy
The Nature Conservancy: Managing Salmon to Support Healthy Forests
In this lesson plan, students address the impact of unsustainable fishing practices.
Ducksters
Ducksters: Animals for Kids: Prairie Dog
A site about a tiny rodent who is a keystone species in the Great Plains, but is losing its habitat. Learn about this prairie dog.
Bagheera
Bagheera: Elephant
This site takes a detailed look at elephants and the current threats to their existence. Content includes a focus on the elephant's role in the ecosystem, relationship with humans, and more.
National Wildlife Federation
National Wildlife: Learning to Live With Prairie Dogs
This National Wildlife article from April/May 2001 explores how some Montana ranchers exist in harmony with native prairie dogs.
Science Struck
Science Struck: Difference Between Food Chain and Food Web
Explains the characteristics of food chains and food web; the different levels of producers, consumers, and decomposers; and the differences between food chains and food webs. Includes charts and a Venn diagram comparing the two.
CK-12 Foundation
Ck 12: Biology: Predation
[Free Registration/Login may be required to access all resource tools.] Discusses how predation affects population size and evolution.
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