1.00 



,90- 



.80 



.70- 



c .60 



.5 .50- 



.40- 



.30 



.20 



.10 



— — -• — — Total 



• Circle 



♦ Flowing Well 



— — A Missouri River 



a Prairi» EIK 



• Dryer Ranch 



^' 



1 1 1 1 1 1 



JAN FEB MAR APR MAY JUNE JUL 



1 1 1 1 1 



AUG SEPT OCT NOV DEC 



Figure 44. Monthly changes in bird species evenness (E) for 1977 runs of 

 five roadside wildlife survey routes. 



162 



