Timberborn is a city-building video game developed and published by Mechanistry. Players help a colony of beavers survive resource shortages. Gameplay. Players control a colony of beavers in a post-apocalyptic wasteland where humans have died out. Players build cities, using dams to make the wasteland more habitable and water wheels for power. Players must plan for periods of drought, which cause water levels to fall. This can cause crops to fail and make it difficult to collect the lumber necessary for building.
https://en.wikipedia.org/wiki/Timberborn