User:Meghunter99/Anniversaries

July

 * July 15


 * 2009 – An analysis of the remains of a Tyrannosaurus rex has confirmed traces of protein from blood and bone, tendons, or cartilage.


 * July 29


 * 2009 – Additional remains of the stem-group mammal Suminia are announced which indicate that it was aboreal and had opposable, grasping thumbs.

August

 * August 3


 * 2009 – A new report from the scientific journal Lethaia suggests that theropod dinosaurs preyed upon juveniles and newborns, as opposed to fully grown adults.


 * August 5


 * 2009 – The hair-like filaments found in pterosaurs are officially described as pycnofibers.


 * August 19


 * 2009 – The short-armed dromaeosaurid Tianyuraptor ostromi is described online in PNAS.


 * August 21


 * 2009 – Research at Virginia Tech has shown that the oldest complex life forms – living in nutrient-rich oceans more than 540 million years ago – likely fed by osmosis.


 * August 26


 * 2009 – Nanostructures preserved in feather fossils more than 40 million years old show evidence that those feathers were once vivid and iridescent in color.