Model them after Natufians
The oldest known cities, such as Jericho, were founded by the Pre-Pottery Neolithic people c. 10,800 – c. 8,500 years ago. They had agriculture. However, this was not their first foray into settled life - around around 15,000 to 11,500 years ago, the presumed ancestors of the PPN people, known as Natufians, began living a settled ...
Fossil Worm Burrows Reveal Very Early Terrestrial Animal Activity and Shed Light on Trophic Resources after the End-Cretaceous Mass Extinction
After the Cretaceous mass extinction, worm burrows were some of the first fossil traces to appear.
Survivors of the end Cretaceous extinction event were able to
withstand both short- and ...