HAVE YOU HEARD OF THE HANDING OR RINGING OF WILD BIRDS? 



This now wide movement is tlirowing light on the problems of migration, and especially 

 on the movements of individual wild birds. (The author banding young black-backed gulls 

 at Lake George, Nova Scotia. Note the camera and binoculars.) 



Photos by Howard II. Cleaves 

 THE BABY ROYAE TERN WITH RING ADJUSTED: VESSEL REEF, S. C. 

 "A'otifv Am. Museum, A'. Y./' is inscribed on each band, and there is also a serial number 



21 



