As I sit here by the creek, resting after my walk, a warm languor bathes me from the sun. No sound but a cawing of crows, and no motion but their black flying figures from over-head, reflected in the mirror of the pond below. Indeed a principal feature of the scene today is these crows, their incessant cawing, far or near, and their countless flocks and processions moving from place to place, and ...