Cassin's kingbird Tyrannus vociferans

Region |-----------1959 - 1988 trends----------|                                
        Trend  N   (  95% CI  ) Sign.  Rel. Abu.                                
 CAL     0.7    32   -1.8   3.3             0.17                                
 SUR     0.7    40   -1.8   3.2             0.09