National Geographic : 1927 May
AMONG THE ZAPOTECS OF MEXICO 517 "WHITE WINGS" OF TEHUANTEPEC'S STREET-CLEANING DEPARTMENT Zopilotes, or buzzards, are to be found in great numbers throughout Mexico. They like to loaf in the branches of dead trees. CHOOSING A PARROT FOR HIS PATIO These large birds of brilliant plumage do not talk, but make a peculiar squawking noise, which suggests their name-guacamayos. They are great acrobats and use the beak frequently to maintain a hold while climbing.