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Differences Due to Age
Univariate Analysis of Geographic Variation
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acters Adults and Yearlings Agelaius Alberta among-group arctolegus attributable to variation Bergmann's rule bill height bill length body weight breeding calculated Canada canonical variates analysis character is attributable chronological variation clinal cube root decrease discriminant functions dorsal color eastern epaulet color female color females right first-year geographic variation Gloger's rule heart weight icterid interlocality Lake latitude length in males longest primary feather lower mandible males and females males left mandible Map of variation matrices multiple comparison Museum patterns of geographic patterns of variation phenetic phoeniceus populations range Red-winged Blackbirds relationship root of body sample means secondary feather sexual dimorphism significant differences significantly different Sokal South Dakota southeastern species specimens statistically study area subspecies sums of squares Table tail length tarsus length tests univariate comparisons University of Kansas variates analysis variation in bill variation in isophane ventral color Vicinity western plains wing and tail wing length Yearling means