ACCELERATED READER SELECTION A cute chihuahua named Chi Chi assists in presenting the tale of the South American cowboys, the vaqueros, in both Spanish and English. The vaqueros' history begins with the arrival of the explorers and their cattle in the 1500s. The explorers' cattle often strayed away and multiplied, which allowed the rich charros to claim them as their own. These charros hired vaqueros to drive their cattle from horseback,...