University of Pennsylvania
Evolution by Natural Selection
A diagram, data table, and reading passage top this resource. Through it, biology beginners are introduced to the concept of natural selection. They answer some questions and then participate in a simulation using fabric as a habitat and...
American Institute of Biological Sciences
Action Bioscience: Natural Selection: How Evolution Works
An interview with Douglas Futuyma, renowned evolutionary scientist, explaining the theory of natural selection and how it steers toward evolution.