12. What birds have been observed to feed upon injurious iiiseets, and 
upon what kind or kinds does eaeh bird feed? 
13. Do Blaekbirds (otlrer than the Crow Blackbird already mention- 
ed) commit serious depredations in your vicinity? If so, which of the 
several species of blackbirds are concerned, and what crops are affected? 
14. Has any kind of bird been observed to feed upon the honey-bee? 
If so, what species, and how extensive has been the injury done? 
When possible, the exact date should be given of all occurrences re- 
ported. 
Persons Avilling to aid in the collection of birds’ stomachs will be fur- 
nished Avith the necessary blanks and instructions. 
Special circulars on the English SparroAV, and on the economic rela- 
tions of mammals, Avill be furnished on application. 
Dr. C. Hart MerriAm, 
Ornithologist. 
Washington, D. C., July 20, 1886. 
