Consider the great ape example I worked through with an Excel spreadsheet (link above). These are Jukes-Cantor distances based on number of mtDNA sequence differences. [See Glossary and pp. 91-93 of ...

This diagram is an example of a simple phylogenetic tree. In most cases, researchers draw phylogenetic trees in such a way as to record only those events that are relevant to a set of living taxa.

What do phylogenetic trees illustrate? These diagrams don't ... by invoking just four events of trait evolution. As this example illustrates, descendants of an ancestral lineage tend to share ...