National Geographic : 1950 Apr
© National Geographic Society 472 Kodachrome by Francis IR. Line Herder and Helper Form a Living Gate and, Like Insomnolents, Count theSheep Leaping By As a guard against losses, a census must be taken every few days. Rosalio, switch in hand, counts by twos; Pablo byhundreds. So swiftly does the herd race past at times that the author, good at counting imaginary sheep, got dizzy. This operation took nearly an hour.