“They would answer the call of the north in the spring, but in the fall they would come back, barking and whooping and honking in the autumn sky, to circle the landmark of the old light and drop to earth nearby to be his guests again — birds that he well remembered and recognised from the previous year.

And this made Rhayader happy, because he knew that implanted somewhere in their beings was the germ knowledge of his existence and his safe haven, that this knowledge had become a part of them and, with the coming of the grey skies and the winds from the north, would send them unerringly back to him.”