Western kingbird Tyrannus verticalis

Region |-----------1959 - 1988 trends----------|                                
        Trend  N   (  95% CI  ) Sign.  Rel. Abu.                                
 CAL    -1.4    21   -2.6  -0.3   **        0.04                                
 FLA    -1.7    42   -3.3  -0.2   **        0.06                                
 TEX    -0.3    15   -1.5   1.0             0.13                                
 SUR    -1.5   134   -2.7  -0.2   **        0.04