- ... that the recently named trematopid temnospondyl Fedexia (life restoration pictured) was named after the shipping service FedEx, which owned the land where the holotype specimen was found?
- ... that extinct diadectid reptiliomorphs were the first large herbivorous land animals?
- ... that coal balls are not made of coal?
- ... that four-eyed harvestmen known as Tetrophthalmi once roamed the Earth?
- ... that with a 150-millimetre (5.9 in) wingspan, Sinomeganeura is small for the Griffenfly family Meganeuridae, known for species with spans over 700 millimetres (28 in)?