Chihuahuan raven Corvus cryptoleucus

Region |-----------1959 - 1988 trends----------|                                
        Trend  N   (  95% CI  ) Sign.  Rel. Abu.                                
 ARI    -0.2    17   -2.8   2.4             3.71                                
 NM      1.4    16   -5.8   8.7             4.79                                
 TEX   -10.5    42  -17.3  -3.6  ***       20.43                                
 SUR    -8.5    82  -13.7  -3.3  ***       10.00