6/9 At least twenty or thirty of the birds were sailing in great circles high above a certain place, uttering a deep, sonorous croak, from time to time. Occasionally one of the ravens would dive down out of sight. They can see the signal ten miles away, so all come to the place. My father told me that you can gather all the ravens for twenty miles by leaving a carcass so they can see it and signal each other." "Seems as if we should look into that. |