Understanding Evolution
Understanding macroevolution through evograms
by the Understanding Evolution team

Evograms are diagrams that convey information about how a group of organisms and their particular features evolved. Evograms contain a lot of information, so they cannot be easily digested in a few seconds. However, they are worth understanding because they convey information from several different lines of evidence and are particularly useful in showing students the logic, strength, and testability of evolutionary hypotheses.

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