Other
Blackwell Publishing: Evolution: Adaptive Explanation
These pages are part of a site called Evolution that accompany a textbook by the same name. Mark Ridley is the author. There is a large amount of information available about adaptations and their role in evolution.
PBS
Pbs Learning Media: Adaptive Radiation: Darwin's Finches
Finches on the Galapagos Islands have evolved to exploit almost every possible niche. This diagram shows the range of food sources available on the island and the different beak shapes adapted to exploit each of them. Includes background...
Vision Learning
Visionlearning: Biology: Adaptation: The Case of Penguins
Instructional module focusing on why species change over time through behavioral and physical adaptations. Discusses how environmental mechanisms influence adaptive evolution. Site also includes an interactive practice quiz and links...
CK-12 Foundation
Ck 12: Earth Science: Adaptation and Evolution of Populations
[Free Registration/Login may be required to access all resource tools.] Explains how natural selection favors certain traits in a population so that the organism adapts to its environment, and that changes in the genes over time cause...
BiologyWise
Biology Wise: Charles Darwin: Introduction to the Theory of Evolution
The main concepts in Charles Darwin's theory of evolution are described, how natural selection works, and the ongoing criticism of evolution from Creationists.
CK-12 Foundation
Ck 12: Earth Science: Adaptation and Evolution of Populations Study Guide
[Free Registration/Login may be required to access all resource tools.] Summarizes the key points about adaptations, mutation, evolution, and natural selection. Includes a few questions to check for understanding.