Hummingbirds Between the PagesIn his latest collection, Hummingbirds Between the Pages, prizewinning Irish essayist Chris Arthur muses on subjects ranging from Charles Darwin's killing of a South American fox to the carnal music sounding in a statue of the Buddha, from how Egyptian seashells contain echoes of World War II to a child's first encounter with death. Whether he's looking at skipping stones, old photographs, butterflies, the resonance of a remembered phrase, or being