14 BULLETIN 396, U. S. DEPARTMENT OE AGRICULTURE. 



Table II. — Number of nesting pairs on each of six blocks of the Cornell Univer- 

 sity campus. 









Blocks. 











A. 



B. 



C. 



D. 



E. 



F - 



Total. 





1 







1 









Spotted sandpiper 









1 



1 





Eanefisher I 







1 



Hair v woodpecker 1 



1 









1 

 1 



1 

 1 





Flicker 



Chirrmpv swiff .... 



2 







1 

 4 

 1 



3 



1 



1 



6 



Rubv-throated hnmmingbird 



Phoebe 



...... 



1 



...... 



2 



1 



...... 



6 



1 

 2 



4 



...... 



3 

 3 



2 

 7 

 19 



Least flvcatcher 





1 









1 

 1 

 1 

 1 



...... 



..... 



1 



Cowbird 



1 

 1 



3 







2 

 ...... 



6 



Meadowlark 



I 



1 

 7 

 2 

 2 



1 

 4 

 IS 



4 

 21 



Bronzed grackle 



2 



American eoldfinch 



3 



...... 



2 

 ...... 



11 

 3 

 3 



6 

 1 

 2 



5 



2 



...... 



...... 



23 







Savannah sTtarrnw 





- 



Chipping sparrow 



7 



4 

 1 

 6 



47 

 2 





4 



3 



5 



1 



31 



1 







2 







1 



2 

 1 







1 



4 

 3 



5 

 1 

 4 

 2 



-' 



13 



Warbling vlreo 





4 









2 



1 



1 

 12 





Yellow warbler 



2 



2 



11 



30 





2 



Maryland vellow-throat 



2 

 1 

 2 









2 





...... 



1 

 I 

 1 



5 



15 



5 



1 



1 



15 



Catbird 



1 

 1 

 1 



1 



16 

 3 



"White-breasted nuthatch 







4 



Chickadee 



1 

 1 



"36" 



1 



1 

 "35' 







4 



Wood thrush 







2 





1 

 S 

 1 



1 

 6 



i 



8 





111 





2 















,2 

 I 



66 

 15 



106 

 87 



S4 

 15 



5S 

 17 



75 

 4 



431 



English sparrow 



141 

 1 

















Total pairs of nesting birds 



21 

 46 



19 

 SI 



21 

 193 



26 

 99 



24 

 75 



22 

 79 



42 



573 



Acres per block 



Nesting pairs of native birds per 100 acres 



22 

 186 



14 

 205 



34 

 200 



44 



244 



87 

 122 

 100 

 222 



24 

 350 

 62 



412 



64 

 77 

 27 

 104 



25 

 300 



16 

 316 



2.56 

 166 





56 



Total nesting pairs per 100 acres 



225 



In comparison with the above may be placed a report from Kan- 

 toul. 111., on a farm of 400 acres, of which 315 acres were in corn and 

 oats, and of course practically destitute of birds" nests, leaving only 

 85 acres to support the 88 pairs of native birds found on the place. 

 Such farms are very common throughout the central corn belt, and 

 while the S8 pairs are about the average for the 85 acres, the farm 

 as a whole shows an average of only 22 pairs to the 100 acres. 



The count for 1914 showed an average of 6 pairs of robins and 

 5 pairs of English sparrows for each farm (of 108 acres) covered. 

 The accuracy of these figures has been called in question by indi- 

 viduals who felt sure that the English sparrow was by far the most 



