The Middle Fork’s whitewater offers little room for error. Wood is both light and agile but the Middle Fork is checkered with rocks and Al knows that drift boats have a brief life expectancy. When a quarter inch of plywood is all that stands between a granite boulder and a cold swim, a collision that will simply scuff the bottom of a rubber raft will sink a drift boat. Even a glancing blow from one of ten thousand submerged growlers will splinter the Sapeli.
West of Cordoba, Argentina, flight feather quickly joins another until billions gather in a deep whir that quickly grows to approximate the distant drumming of a diesel generator. Estimated at between twenty and fifty million birds, Zenaida Auriculata is on the move.