Understanding Evolution

Phylogenetic systematics, a.k.a. evolutionary trees :

Using trees

Biologists use phylogenetic trees in many different ways to solve both scientific and practical problems. The following case studies highlight just a few of these examples:

 

View this article online at:
http://evolution.berkeley.edu/evolibrary/article/phylogenetics_09

Understanding Evolution © 2015 by The University of California Museum of Paleontology, Berkeley, and the Regents of the University of California