- E. O. Wilson’s Life on Earth Unit 1
- The Power of Movement in Plants
- On the Origin of Species: or, the Causes of the Phenomena of Organic Nature
- E. O. Wilson’s Life on Earth Unit 2
- Catalogue of Economic Plants in the Collection of the U. S. Department of Agriculture
- Biology
- Journal of Researches into the Natural History and Geology of the Countries visited during the voyag...
- American Addresses, with a Lecture on the Study of Biology
- E. O. Wilson’s Life on Earth Unit 6
- E. O. Wilson’s Life on Earth Unit 3
- E. O. Wilson’s Life on Earth Unit 4
- The Interpreters of Genesis and the Interpreters of Nature
- Darwiniana; Essays and Reviews Pertaining to Darwinism
- The Antiquity of Man