La megafauna terrestre del Permiano e gli antenati dei moderni mammiferi
![](https://cdn-images-1.medium.com/fit/t/1600/480/1*tNKr5RllG_FMmD6D8fSZFg.jpeg)
These were the top 10 stories published by Through the optic glass in January of 2017. You can also dive into daily archives for January of 2017 by using the calendar at the top of this page.