National Geographic : 1951 Aug
© National Geographic Society 4 This Male Hummingbird Liked to Sip Orange Juice Nectar-loving hummers readily accept a feeding sta tion's sugar water. Blue-throated Hummingbird likes a handout with a dash of orange juice. Contrary to common belief, some hummers do sing. Certain notes may be pitched too high for human ears. Kodachromes by Robert J. Niedrach 4 Blue-throat, Tiny but Tough, Warns Rivals off His Flowery Domain Males often monopolize tasty blossoms, driving off competitors. Dive-bombing, they may chase hawks a hundred times their size. Columbine and Mexican cam pion conceal this Arizona bird's sirup feeder. High-speed photography freezes wingbeats too rapid for the eye.