I894-] 



ENTOMOLOGICAL NEWS. 



73 



DEPARTMENT OF EGONOMIG ENTOMOLOGY. 



Edited by Prof. JOHN B. SMITH, Sc. D., New Brunswick, N. J. 



Wookpecker Work. — It is nothing unusual to see a woodpecker hard at 

 work on the trunk of a tree, evidently after a meal, and sometimes quite 

 large trunks are hammered into in the search for larvae. It is surprising how 



Fig. I. bectioii of a trunk of black oak, showing 

 holes made by woodpecker; one-third natural size 

 (from a photograph). 



much work seems to be done for such an apparently small return, and in 

 wocd like white and black oak. Among our rare insects are the Cossids, 

 and^among those forms that entomologists like to get, is C. querciperda. 



