- E-bookAfter the DinosaursDonald R. Prothero
- E-bookWeird EarthDonald R. Prothero
- E-bookAbominable Science!Daniel Loxton
- E-bookAbominable Science!Daniel Loxton
- E-bookReality CheckDonald R. Prothero
- E-bookThe Princeton Field Guide to Prehistoric MammalsDonald R. Prothero
- E-bookUFOs, Chemtrails, and AliensDonald R. Prothero
- E-bookThe Story of Life in 25 FossilsDonald R. Prothero
- E-bookEvolutionDonald R. Prothero
- E-bookRhinoceros GiantsDonald R. Prothero
- E-bookBringing Fossils to LifeDonald R. Prothero
- E-bookGreenhouse of the DinosaursDonald R. Prothero
- E-bookSéries: Princeton Field GuidesJeffrey H. Skevington