VOL. VII.] ROSEATE TERN IN IRELAND. 189 



with black ink. The nesthngs examined by Mr. Mackay 

 {Auk XIII., p. 47) which had black legs and feet, were 

 no doubt more advanced in age than those examined by 

 me. none of which were more than two days old. Dr. 

 Louis Bureau says (Orms., Vol. XIV., p. 302) that the 

 ieet are blackish-brown during the first days, and 

 afterwards black. 



[Mr. G. R. Humphreys kindly showed me the 

 nestlings of the Roseate Terns, and certainly the 

 difference in the colour of the legs between this species 

 and the Common and Arctic Terns of the same age 

 was very remarkable.— R. M. B/irrington.] 



