Also this is written on a runestone somewhere in your world :

“This land is hard and wild but we who are brought here are harder still. Take comfort, traveller, in the gifts before you, the good wood and stone, the fruits and flowers of the forest.
Look also to the wild boar who roam these lands. They fear fire and the hand of man but they can be taught to obey it. Go quietly to them and let them eat of your stock. Roots of the ground are their pleasure.”

So technically the game does tell you