January, 1900. 

 CORNELL 



NATURE-STUDY QUARTERLY 



NO. 3. 



' \i^ 



Issued by the College of Agriculture and Experiment Station of 



Cornell University, under Chapter 430 of the Laws 1899, of 



the State of New York. 



I. P. ROBERTS, 



T>irector. 



PUBLISHED BY THE tJNIVERSITY, 



ITHACA, N. Y. 



1900. 



Entered at the Postofflce at Ithaca, N. Y., as second class matter 



