Published January 28, 2026
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TABLE 2 in Morphological assessment of the Common Barn Owl Tyto alba (Strigiformes: Tytonidae) supports three species
Authors/Creators
- 1. 55732 Ninepipe Rd, Charlo, MT 59824, USA
- 2. Global Owl Project, Buckeystown, MD, USA
- 3. Centro de Investigaciones en Ecología y Zonas Áridas Sabana Larga, Santa Ana de Coro, Estado Falcón, Venezuela
- 4. Instituto de Salud Agricola Integral, Calabozo estado Guárico, Venezuela
- 5. Universidade Estadual de Maringá, Maringá, Paraná, Brazil
- 6. Department of Biology, Walla Walla University, Walla Walla, WA, USA
- 7. Global Owl Project, Alexandria, VA, USA
Description
TABLE 2. Shrinkage analyses of male museum and live specimens of barn owls from the Pacific Northwest (Washington, Oregon, and Idaho). Non-parametric tests were chosen when data were not normally distributed.
| Male Morphometrics | Museum | Live | Test Type | Significance | Test Value | n(museum) | n(live) |
|---|---|---|---|---|---|---|---|
| Tail Length | 122±4.2 | 128.21±4.39 | T-test | <0.001 | t = 6.0 | 30 | 42 |
| Tarsus Length | 76.09±3.16 | 77.63±1.66 | T-test | 0.009 | t = 2.7 | 30 | 41 |
| Tarsus Width | 5.24±0.29 | 5.64±0.40 | T-test | <0.001 | t = 4.6 | 30 | 41 |
| Hallux Talon Length | 19.1±0.93 | 19.58±0.75 | T-test | 0.020 | t = 2.4 | 30 | 42 |
| Culmen Length | 20.9±0.72 | 21.94±0.85 | T-test | <0.001 | t = 5.4 | 30 | 41 |
| Feathered Tarsus Ratio | 0.94±0.05 | 0.98±0.06 | Wilcox | 0.006 | W = 799.0 | 29 | 41 |
| Wrist to Tip | 333.28±10.36 | 335.37±8.29 | T-test | 0.353 | t = 0.9 | 29 | 41 |
| P1 Length | 190.79±6.25 | 194.55±9.12 | T-test | 0.060 | t = 1.9 | 29 | 40 |
| P2 Length | 202.59±5.97 | 207.1±8.73 | T-test | 0.019 | t = 2.4 | 29 | 40 |
| P3 Length | 217.83±6.81 | 221.23±9.14 | T-test | 0.096 | t = 1.7 | 29 | 40 |
| P4 Length | 234.04±7.31 | 238.3±8.77 | T-test | 0.039 | t = 2.1 | 28 | 40 |
| P5 Length | 255.04±6.57 | 258.08±8.53 | Wilcox | 0.119 | W = 685.5 | 28 | 40 |
| P6 Length | 278.69±7 | 282.1±8.56 | T-test | 0.083 | t = 1.8 | 29 | 40 |
| P7 Length | 303.15±8.08 | 306.0 5±8.09 | Wilcox | 0.082 | W = 676.5 | 27 | 40 |
| P8 Length | 324.81±8.92 | 326.9±8.48 | T-test | 0.337 | t = 1.0 | 27 | 40 |
| P9 Length | 332.72±10.18 | 333.95±8.20 | T-test | 0.582 | t = 0.6 | 29 | 40 |
| P10 Length | 330.79±11.53 | 334.65±8.49 | T-test | 0.114 | t = 1.6 | 29 | 40 |
Notes
Published as part of Daugherty, Rachel L., Brown Iii, Andrew J., Salas, Vanessa G., Contreras, Francisco J., Chávez, Rayben, Mendes, Gabriela C., Nestler, James R. & Johnson, David H., 2026, Morphological assessment of the Common Barn Owl Tyto alba (Strigiformes: Tytonidae) supports three species, pp. 403 in Zootaxa 5752 (3) on page 403, DOI: 10.11646/zootaxa.5752.3.5, http://zenodo.org/record/19172123
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- Is part of
- Journal article: 10.11646/zootaxa.5752.3.5 (DOI)
- Journal article: urn:lsid:plazi.org:pub:FFD1FFB53012FFD8FF93FFD02D56CF43 (LSID)
- Journal article: http://zenodo.org/record/19172123 (URL)
- Journal article: http://publication.plazi.org/id/FFD1FFB53012FFD8FF93FFD02D56CF43 (URL)
- Journal article: http://zoobank.org/BB465B8A-2D7C-48EB-BFF9-3AECAD71CE55 (URL)