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Table 2 Mean measurements (with SD) in mms of seven different features for 43 museum specimens

From: Molecular phylogeny, morphology and life-history comparisons within Circus cyaneus reveal the presence of two distinct evolutionary lineages

 

C. c. hudsonius

C. c. cyaneus

Male (n = 18)

Female (n = 10)

Male (n = 9)

Female (n = 6)

Length

439 (21)

496 (29)

432 (17)

496.8 (34)

Wing (cord)

345 (7)

382 (15)

339 (8)

368 (12)

Tail length

229 (9)

260 (14)

231 (12)

258 (7)

Bill-nostril-tip

16.3 (0.5)

20.3 (3.4)

15.9 (0.75)

17.9 (0.9)

Bill-cere-tip

16.4 (0.9)

19.9 (0.98)

15.8 (0.84)

18 (0.8)

Bill depth

16.6 (0.1)

18.3 (0.98)

16.5 (1.3)

17.6 (0.6)

Tarsus

69.9 (4.1)

76.3 (5.6)

68.1 (3.2)

74.5 (1.5)

  1. A complete list of all the museum measurement data can be found in Additional file 6: S2