University of California
University of California Museum of Paleontology: Homologies
These pages are from the Understanding Evolution website for teachers. They focus on homologous structures that organisms with common ancestors share.
Other
The Evidence for Evolution: Homologous Similarities
This site is a section part of a website that accompanies "Evolution," a textbook by Mark Ridley. Here he covers homologous structures, using them as evidence for evolution.
Other
The Evidence for Evolution
These pages are part of a site called "Evolution," that accompanies a textbook by the same name. Mark Ridley is the author, and in this section he discusses the evidence for evolution.