DIVERSITY OF MAJOR LIVING GROUPS

Note on source: unfortunately, I (RNH) have lost sight of the source of the following useful diagram. Otherwise, we would of course cite it here. If someone finds it, please notify the website webmaster, and the shortcoming will be corrected.

Note: Tracheophyta = Vascular Plants; Note also that Arthropods include the Arachnids (4% of the total pie).