- ...that the prehistoric mammal Yanoconodon (pictured) was a Eutriconodont, a group of early, ancestral mammals that in some cases, grew so big they were able to eat small dinosaurs?
- ... that the Ordovician age bivalve Villicumia has overlapping teeth seen in few other bivalves?
- ... that the cretaceous subfamily Sphecomyrminae has not been included in several recent phylogenetic studies of the ant family?
- ... that the type specimen of the extinct bulldog ant Macabeemyrma ovata is the fossilized remains of an adult queen preserved in shale?
- ... that Rugosodon eurasiaticus is the oldest known species of multituberculata, the most successful lineage of mammals in history?
- ... that dental similarities in Afrotarsius, an African fossil primate, and Afrasia, a newly described fossil primate from Myanmar, add support to the hypothesis that simians first evolved in Asia?
- ... that the Mojokerto child was so unexpectedly old that it was discussed in a Time Magazine cover story?
- ... that Archaeoindris (pictured), a recently extinct giant lemur from Madagascar, was the largest known lemur, comparable in size to a male gorilla?
- ... that four-eyed harvestmen known as Tetrophthalmi once roamed the Earth?
- ... that the fossil ant Apterostigma eowilsoni had good stereoscopic vision but poor side vision?