The first American Naturalist appeared in March 1867. In a countdown to the 150th anniversary, the editors have solicited short commentaries on neglected articles from the journal's past that deserve a second look.
- "Natural Selection, Coevolution, and the Web of Life" by John N. Thompson on Brues 1920, 1921, 1924, and 1951
- "Limiting Factors, Competitive Exclusion, and a More Expansive View of Species Coexistence" by Mark A. McPeek on Levin 1970
- "Bringing the Male Side of Plant Sex into Focus" by James D. Thomson on Janzen 1977 and Willson 1979
- "The Baldwin Effect: Neglected and Misunderstood" by Samuel M. Scheiner on Baldwin 1896
- "Observation, Natural History, and an Early Post-Darwinian View of Plant-Animal Interactions" by Anurag A. Agrawal on James 1887
- "Sexual Stimulation and Sexual Selection" by Laurel B. Symes and Trevor D. Price on Huxley 1938
- "Competition for Pollination and the Evolution of Flowering Time" by Nickolas M. Waser on Robertson 1895
- "Hamilton's Rule" by Andy Gardner on Hamilton 1963
- "A Naturalist’s Insight into the Evolution of Signal Redundancy" by Manuel Leal and Jonathan B. Losos on Rand and Williams 1970
- "Invisible Trade-offs: Van Noordwijk and de Jong and Life-History Evolution" by C. Jessica Metcalf on van Noordwijk and de Jong 1986
- "A Visionary Pioneer of Parasite Ecology and Evolution" by Samuel Alizon on Smith 1887
- "Breaking Barriers in Evolutionary Biology: A Pioneering Woman in Science and Her Early Theory of Plant Chemical Macroevolution" by Eric F. LoPresti and Marjorie G. Weber on Abbott 1887
- "Placing the Time of Leaf Emergence in an Evolutionary Context" by Susanne S. Renner on Lechowicz 1984
- "From Lichens to the Law: Cooperation as a Theme in the Diverse Career of Roscoe Pound" by Megan E. Frederickson and Judith L. Bronstein on Pound 1893