Linear (mm) and mass (g) measurements(1) of the Canyon Wren. Data shown as mean ± SD (range; n). Data from Museum of Vertebrate Zoology Berkeley, n = 163; U.S. National Museum, n = 128; University of New Mexico Museum Albuquerque, n = 9; Denver Museum of Natural History, n = 20; and SLJ/JSD, n = 6.

  C. m. conspersus C. m. mexicanus C. m. albifrons
Mass      
Males      
Adult 11.44 ± 1.05 (9.9–14.8; 42)   13.95 ± 1.64 (11.5–16.5; 6)
Juvenile 11.81 ±1.55 (10.1–18.2; 29)    
Females      
Adult 11.13 ± 0.88 (9.9–12.2; 13)   13.00 (n = 1)
Juvenile 10.80 ± 0.90 (9.1–12.3; 19) 12.05 ± 1.34 (11.1–13.0; 2)  
Wing chord(2)      
Males      
Adult 59.59 ± 3.25 (52.0–69.0; 74) 53.70 ± 4.78 (60.0–71.5; 5) 62.62 ± 1.55 (59.5–65.5; 14)
Juvenile 59.76 ± 2.89 (52.0–69.5; 57) 64.30 ± 2.80 (61.5–68.5; 5)  
Females      
Adult 58.06 ± 2.95 (50.0–65.0; 36) 58.75 ± 3.07 (55.0–62.5; 4) 60.08 ± 1.43 (58.5–61.5; 6)
Juvenile 57.24 ± 3.16 (48.5–65.5; 36) 61.13 ± 3.12 (57.0–64.0; 4) 61.00 ± 1.41 (60.0–62.0; 2)
Tail      
Males      
Adult 53.27 ± 3.83 (44.0–65.0; 75) 58.18 ± 3.33 (54.0–62.0; 5) 54.16 ± 3.39 (48.0–59.9; 12)
Juvenile 53.46 ± 3.45 (41.0–60.0; 56) 54.90 ± 4.51 (50.0–61.0; 5)  
Females      
Adult 51.52 ± 3.91 (43.0–59.0 33) 53.51 ± 2.40 (50.0–55.3; 4) 50.54 ± 2.23 (48.0–54.0; 5)
Juvenile 50.29 ± 3.70 (42.0–62.0; 35) 53.00 ± 1.00 (52.0–54.0; 3) 53.00 ± 4.24 (50.0–56.0; 2)
Tarsus(3)      
Males      
Adult 18.09 ± 1.98 (11.6–22.4; 75) 17.90 ± 1.38 (16.7–20.2; 5) 19.48 ± 1.52 (17.5–22.9; 13)
Juvenile 18.02 ± 2.10 (12.7–23.4; 60) 19.26 ± 1.31 (17.4–20.4; 5)  
Females      
Adult 17.88 ± 1.79 (14.4–22.2; 36) 17.85 ± 0.25 (17.5–18.1; 4) 19.72 ± 3.15 (16.0–25.4; 6)
Juvenile 17.08 ± 2.23 (12.1–21.5; 36) 18.96 ± 1.43 (17.3.–20.73; 4) 17.3 (n = 1)
Middle toe      
Males      
Adult 12.50 ± 1.77 (8.7–17.4; 49) 13.6 ± 1.69 (11.7–15.3; 4) 11.88 ± 2.69 (10.2–17.3; 6)
Juvenile 12.44 ± 1.79 (8.2–16.9; 41) 16.25 ± 2.05 (14.8–17.7; 2)  
Females      
Adult 12.87 ± 1.89 (10.0–16.9; 22) 14.3 ± 0.57 (13.9–14.7; 2) 12.28 ± 1.64 (10.4–13.4; 3)
Juvenile 12.16 ± 1.93 (9.2–20.3; 28) 13.36 ± 1.99 (11.4–15.4; 3) 16.10 ± 0.71 (15.6–16.6; 2)
Culmen length(4)      
Males      
Adult 20.01 ± 1.97 (12.4–23.9; 76) 20.55 ± 0.89 (19.1–21.3; 5) 22.87 ± 2.10 (19.9–27.2; 14)
Juvenile 18.23 ± 2.49 (12.4–22.4; 56) 19.14 ± 2.47 (15.6–21.4; 4)  
Females      
Adult 18.73 ± 1.79 (15.1–22.1; 34) 19.28 ± 1.78 (17.6–21.2; 3) 20.43 ± 2.33 (17.6–24.0; 6)
Juvenile 16.87 ± 2.54 (11.3–20.1; 34) 17.16 ± 2.75 (13.6–20.3; 4) 18.30 ± 2.26 (16.7–19.9; 2)
Culmen width      
Males      
Adult 3.63 ± 0.67 (2.6–5.5; 75) 4.92 ± 1.15 (3.5–6.7; 5) 4.51 ± 0.45 (3.7–5.3; 14)
Juvenile 3.23 ± 0.51 (2.4–4.9; 57) 4.99 ± 0.57 (4.0–5.4; 5)  
Females      
Adult 3.59 ± 0.68 (2.5–4.8; 36) 4.60 ± 0.37 (4.1–5.0; 4) 4.48 ± 0.45 (3.8–5.0; 6)
Juvenile 3.21 ± 0.67 (2.4–4.9; 32) 4.31 ± 1.26 (3.4–5.8; 3) 4.80 ± 0.42 (4.5–5.1; 2)
Culmen depth      
Males      
Adult 3.12 ± 0.37 (2.0–4.5; 72) 3.75 ± 0.67 (3.4–5.0; 5) 3.62 ± 0.51 (3.2–5.2; 13)
Juvenile 3.05 ± 0.35 (2.5–4.4; 54) 3.85 ± 0.47 (3.1–4.3; 5)  
Females      
Adult 3.14 ± 0.34 (2.6–4.0; 35) 3.77 ± 0.38 (3.5–4.2; 3) 3.61 ± 0.36 (3.1.–4.0; 6)
Juvenile 3.03 ± 0.34 (2.3–3.9; 28) 3.48 ± 0.57 (2.8–3.9; 3) 3.60 ± 0.00 (3–6; 2)