It is already pitch dark when I arrive in the small town of Midwolda, in the far North of the Netherlands. I call Dirk Brul, the manager of Ennemaborgh and ask him for the key to the barn, my hotel for the night. I will not sleep alone.

The bison that were released in June in the Cantabrian Mountains in Northern Spain are adapting very well to their new surroundings. They are gaining weight and building up fat reserves for the coming winter. They seem to browse a lot in their new surroundings and cope well with the warmer climate.