Evolution

print The Tree Room : Evolutionary trees: A primer by the Understanding Evolution team Confused by a tree diagram in a textbook, webpage, or museum exhibit? Need a quick review of tree-reading before delving into a more difficult topic? This short primer is the place to start. It provides the basic facts you need to know to interpret trees. You can explore the following topics: What is an evolutionary tree? How to read trees Understanding evolutionary relationships Clades within clades Trees are hypotheses The anatomy of an evolutionary tree Tips for tree reading