0.5 -i 



0.4 



5. 0.3 



c/> 



S 0.2 

 Q 



Q> 



** 



O 



>• 0.1 



o 



0.0 J 



Coyote Litters 



Coyote Density 



24 



20 C 



3 



16 ^ 



12 O 

 O 



«< 

 o 



8 <D 



-4 



L 



0) 



—I 



Prey Index 



1976 1978 1980 1982 



Year 



1984 1986 



10 <o o 



Figure 5 . 12 



Relationships among the siren-answer index, 

 total coyote numbers, the minimum number of 

 litters, an index to alternate prey numbers, 

 and microtine numbers. 



143 



