Soaring strategy investigation of cinereous vulture (Aegypius monachus) by sailplane

Soaring has great importance to large and heavy terrestrial birds because they can gain altitude without using power in this way. The cinereous vultures were near threatened species in the world, so it was hard to observe them while circling in thermals or slope soaring. Although there were enough...

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Main Authors: SEYHUN DURMUS, GÖKSEL KESKIN
Format: Article
Language:English
Published: Indian Council of Agricultural Research 2021-04-01
Series:Indian Journal of Animal Sciences
Subjects:
Online Access:https://epubs.icar.org.in/index.php/IJAnS/article/view/111311
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author SEYHUN DURMUS
GÖKSEL KESKIN
author_facet SEYHUN DURMUS
GÖKSEL KESKIN
author_sort SEYHUN DURMUS
collection DOAJ
description Soaring has great importance to large and heavy terrestrial birds because they can gain altitude without using power in this way. The cinereous vultures were near threatened species in the world, so it was hard to observe them while circling in thermals or slope soaring. Although there were enough works on conservation and breeding biology of those birds, there was not any study on the soaring technique. In this work, cinereous vulture observed and tracked in thermal columns using a glider to figure out whether the turn performance of the cinereous vulture matched well with other vulture species. Finding the pros and cons of tracking and observation of the cinereous vulture's turn performance in a thermal by a glider was another objective of the study. The results indicated that the cinereous vulture can complete the thermal circling with a narrower radius which provides advantages to stay in the strongest part of the thermal.
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spelling doaj.art-1bab59b2060a4eb38153f05f3eac8f102023-02-23T10:16:56ZengIndian Council of Agricultural ResearchIndian Journal of Animal Sciences0367-83182394-33272021-04-01901010.56093/ijans.v90i10.111311Soaring strategy investigation of cinereous vulture (Aegypius monachus) by sailplaneSEYHUN DURMUS0GÖKSEL KESKIN1Edremit School of Civil Aviation, Balikesir University, Balikesir, TurkeyFaculty of Science and Letters, Eskisehir Osmangazi University, Eskisehir, Turkey Soaring has great importance to large and heavy terrestrial birds because they can gain altitude without using power in this way. The cinereous vultures were near threatened species in the world, so it was hard to observe them while circling in thermals or slope soaring. Although there were enough works on conservation and breeding biology of those birds, there was not any study on the soaring technique. In this work, cinereous vulture observed and tracked in thermal columns using a glider to figure out whether the turn performance of the cinereous vulture matched well with other vulture species. Finding the pros and cons of tracking and observation of the cinereous vulture's turn performance in a thermal by a glider was another objective of the study. The results indicated that the cinereous vulture can complete the thermal circling with a narrower radius which provides advantages to stay in the strongest part of the thermal. https://epubs.icar.org.in/index.php/IJAnS/article/view/111311Aegypius monachusAvian flightCinereous vultureFlight behaviourThermal soaring
spellingShingle SEYHUN DURMUS
GÖKSEL KESKIN
Soaring strategy investigation of cinereous vulture (Aegypius monachus) by sailplane
Indian Journal of Animal Sciences
Aegypius monachus
Avian flight
Cinereous vulture
Flight behaviour
Thermal soaring
title Soaring strategy investigation of cinereous vulture (Aegypius monachus) by sailplane
title_full Soaring strategy investigation of cinereous vulture (Aegypius monachus) by sailplane
title_fullStr Soaring strategy investigation of cinereous vulture (Aegypius monachus) by sailplane
title_full_unstemmed Soaring strategy investigation of cinereous vulture (Aegypius monachus) by sailplane
title_short Soaring strategy investigation of cinereous vulture (Aegypius monachus) by sailplane
title_sort soaring strategy investigation of cinereous vulture aegypius monachus by sailplane
topic Aegypius monachus
Avian flight
Cinereous vulture
Flight behaviour
Thermal soaring
url https://epubs.icar.org.in/index.php/IJAnS/article/view/111311
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