reason for their indigna- 

 tion, for their visitors 

 carry off their eggs by the 

 boat-load for sale among 

 the hard-living islanders. 

 But the black-back is 

 a mischievous and pn^- 



AMONG THE bKU-^b 



datory bird, doing infinite injury to more valuable species, like 

 the eider-duck, whom it harries without remorse ; and so one 



