the coloration pkoblem. 123 



Time.— 6.52. Sex.—?. 



Food. — A Dipterous fly settled near the entrance of the nest and was 

 nabbed by a young bird. 



Time. — 7. ■ Sex. — g. Food. — Unidentified. 



Time. — 7.7. Sex.- — 2 • Food. — Minute insects ? order. 



Here follow four observations, and on each occasion I was unable 

 to identify the food. 



On Jane 28th, 1914, the nest was empty. 



Observer. — E. H. Curtis. Time. — 10.46. 



Place. — Same copse. Duration. — Casual. 



One of the young that had left the nest on June 28th, 1914, was 

 seen stripping loose birch bark to hunt for insects, by E.H.C. Could 

 not see the food. 



The following notes relate to the same pair of birds, in the same 

 copse, but in another tree. We were able to get much nearer with the 

 aid of a high pair of steps, and I calculated we were 22 feet away. 



Observer. — E. H. Curtis. Time. — Afternoon. 



Date. — June 10th, 1915. Duration. — 2 hours andl quarter 



Time. — 3.20. Sex. — $. Food. — Unidentified. 



Time. — 3.30. Sex. — ? . Food.— Entered nest to feed. 



Time. — 3.35. Sex. — 3' • Food. — Regurgitation. 



Time.— 3.39. Sex.— <?. 



Food. — "Very leisurely fed all the young. I was of opinion the 

 food was the bodies of moths of a grey colour." 



Time. — 3.45. Sex. — 3. Food. — Regurgitation. 



Time. — 3.52. Sex. — $. Food. — Regurgitation. 



Time. — 3.53. Sex. — ^ . Food. — Regurgitation. 



Time. — 3.58. Sex. — 2- Food. — Regurgitation. 



Time.— 4.1. Sex. — <?. 



Food. — The food again seemed to be chewed up moths. 



Time. — 4.2. Sex. — ? . Food. — Unidentified. 



Time. — -4.8. Sex. — ^ . Food. — Unidentified. 



Time. — 4.9. Sex. — 2 . Food. — Unidentified. 



Observer. — W. P. Curtis. Time. — Morning. 



Date. — June 13th, 1915. Duration. — 2J hoars. 



The birds fed the young all the time I was getting myself settled, 

 and I was at least one hour getting myself and my camera comfortable, 

 but I do not consider my observations started till 9.45. 



Time.- 9.55. Sex.— a^. 



Food. — One moth and eight large Geometer larvte. 



Time.— 10.5. Sex. — ? Food. — Unidentified. 



Time. — 10.15. Sex. — 2 . Food. — A mouthful of larvae. 



Time.— 10.22. Sex.- (7. Food.— Unidentified. 



Time.— 10.32. Sex.—? Food.— Unidentified. 



■ Time.— 10.37. Sex.— ^. 



Food. — Larvte and small insects, too quick to determine order. 



