Morphometric Formula for Field Determination of the Sex of Steppe Eagle (Aquila nipalensis) Nestlings in Altai-Sayan Region

Rapid sex determination of Steppe Eagle (Aquila nipalensis) nestlings without laboratory diagnostics is necessary for a variety of tasks. When working directly on a nest, it is important to know the sex of nestlings during population monitoring, ringing and tagging with GPS transmitters. Sex determi...

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Main Authors: Natalya G. Andreyenkova, Maria A. Shalnova, Igor V. Karyakin, Elena P. Shnayder
Format: Article
Language:English
Published: LLC Sibecocenter 2023-10-01
Series:Пернатые хищники и их охрана
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Online Access:http://rusraptors.ru/index.php/RC/article/view/401
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author Natalya G. Andreyenkova
Maria A. Shalnova
Igor V. Karyakin
Elena P. Shnayder
author_facet Natalya G. Andreyenkova
Maria A. Shalnova
Igor V. Karyakin
Elena P. Shnayder
author_sort Natalya G. Andreyenkova
collection DOAJ
description Rapid sex determination of Steppe Eagle (Aquila nipalensis) nestlings without laboratory diagnostics is necessary for a variety of tasks. When working directly on a nest, it is important to know the sex of nestlings during population monitoring, ringing and tagging with GPS transmitters. Sex determination is also necessary when working with sick and injured birds, in rehabilitation centers, which do not always have the opportunity and time for genetic analysis. Experienced ornithologists in most cases can quite accurately determine the sex of nestling by eye, but this does not always work, and not all researchers have sufficient experience. The Steppe Eagle has a noticeable sexual dimorphism in size, which is well manifested even in 45-day-old nestlings.
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institution Kabale University
issn 1814-0076
1814-8654
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publisher LLC Sibecocenter
record_format Article
series Пернатые хищники и их охрана
spelling doaj-art-099b9575a9ac4266bca31c746759b3672025-01-06T16:31:31ZengLLC SibecocenterПернатые хищники и их охрана1814-00761814-86542023-10-010Supl.227327610.19074/1814-8654-2023-2-273-276368Morphometric Formula for Field Determination of the Sex of Steppe Eagle (Aquila nipalensis) Nestlings in Altai-Sayan RegionNatalya G. Andreyenkova0Maria A. Shalnova1Igor V. Karyakin2Elena P. Shnayder3Институт молекулярной и клеточной биологии СО РАННовосибирский государственный университетРоссийская сеть изучения и охраны пернатых хищников; ООО «Сибэкоцентр»Российская сеть изучения и охраны пернатых хищников; ООО «Сибэкоцентр»Rapid sex determination of Steppe Eagle (Aquila nipalensis) nestlings without laboratory diagnostics is necessary for a variety of tasks. When working directly on a nest, it is important to know the sex of nestlings during population monitoring, ringing and tagging with GPS transmitters. Sex determination is also necessary when working with sick and injured birds, in rehabilitation centers, which do not always have the opportunity and time for genetic analysis. Experienced ornithologists in most cases can quite accurately determine the sex of nestling by eye, but this does not always work, and not all researchers have sufficient experience. The Steppe Eagle has a noticeable sexual dimorphism in size, which is well manifested even in 45-day-old nestlings.http://rusraptors.ru/index.php/RC/article/view/401хищные птицыстепной орелaquila nipalensisроссия
spellingShingle Natalya G. Andreyenkova
Maria A. Shalnova
Igor V. Karyakin
Elena P. Shnayder
Morphometric Formula for Field Determination of the Sex of Steppe Eagle (Aquila nipalensis) Nestlings in Altai-Sayan Region
Пернатые хищники и их охрана
хищные птицы
степной орел
aquila nipalensis
россия
title Morphometric Formula for Field Determination of the Sex of Steppe Eagle (Aquila nipalensis) Nestlings in Altai-Sayan Region
title_full Morphometric Formula for Field Determination of the Sex of Steppe Eagle (Aquila nipalensis) Nestlings in Altai-Sayan Region
title_fullStr Morphometric Formula for Field Determination of the Sex of Steppe Eagle (Aquila nipalensis) Nestlings in Altai-Sayan Region
title_full_unstemmed Morphometric Formula for Field Determination of the Sex of Steppe Eagle (Aquila nipalensis) Nestlings in Altai-Sayan Region
title_short Morphometric Formula for Field Determination of the Sex of Steppe Eagle (Aquila nipalensis) Nestlings in Altai-Sayan Region
title_sort morphometric formula for field determination of the sex of steppe eagle aquila nipalensis nestlings in altai sayan region
topic хищные птицы
степной орел
aquila nipalensis
россия
url http://rusraptors.ru/index.php/RC/article/view/401
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AT mariaashalnova morphometricformulaforfielddeterminationofthesexofsteppeeagleaquilanipalensisnestlingsinaltaisayanregion
AT igorvkaryakin morphometricformulaforfielddeterminationofthesexofsteppeeagleaquilanipalensisnestlingsinaltaisayanregion
AT elenapshnayder morphometricformulaforfielddeterminationofthesexofsteppeeagleaquilanipalensisnestlingsinaltaisayanregion