Tree of life evolution cladogram cladistics mammals fish birds phylogenetic tree free poster evolutionary tree darwin


If you want a hardcopy of this poster, you can either (1) download the PDF file here for free and take it to a print shop (Kinkos will work) and get it printed as a large poster (it prints 24" x 48"), or (2)  buy it online at (click here to jump to the poster).     

The words in the image above may look a bit blurry because this web page is displaying a compressed JPEG image on this web site (to improve download time).  If you make a print from the PDF file (or zazzle) all the words and lines will be crisp and clear.

I created the poster with the Xara Xtreme drawing program.

Keywords:   Tree of Life, evolution, cladogram, cladistics, darwin, phylogenetic tree, phylogenetics, evolutionary tree, darwin, poster.  

The primary sources for this illustration are:
 The journal Science (13 June 2003: Vol. 300. no. 5626).
The NIH on-line taxonomy browser ( )

Permission to copy and modify this illustration is given under the Creative Commons Attribution-Noncommercial-Share Alike 3.0 United States License (   To paraphrase that license:  you must keep my name in any derived documents you create;  you cannot sell your derivative work commercially; and any derivative copies you create must be distributed with the same CC-by-nc-sa license.