This investigation will help you to:
Natural Selection, University of California Museum of Paleontology
Explore this site to learn more about adaptive strategies of organisms and how these adaptations help an organism to survive in an ever-changing environment.
Comparative Anatomy, California State University Stanislaus
Vestigal organs are rudimentary structures that are of little or no use to an organism. Explore this university's web page for examples of vestigal structures and learn how these provide evidence of evolution.
Ecological Niche, Nigel D. Purchon
This web page provides information on ecological niches and provides two useful examples.