Midden site selection in Dorcas gazelle: Larger is not always better

Abstract Dorcas gazelles are believed to use middens to mark their territories and transmit information. Given the commitment to maintaining a midden, it is believed that middens are not placed randomly. We examined how the habitat (tree height and maximum canopy) and anthropogenic disturbance (came...

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Main Authors: Alaaeldin Soultan, Abdullah Nagy, Omar Attum
Format: Article
Language:English
Published: Wiley 2021-10-01
Series:Ecology and Evolution
Subjects:
Online Access:https://doi.org/10.1002/ece3.8141
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author Alaaeldin Soultan
Abdullah Nagy
Omar Attum
author_facet Alaaeldin Soultan
Abdullah Nagy
Omar Attum
author_sort Alaaeldin Soultan
collection DOAJ
description Abstract Dorcas gazelles are believed to use middens to mark their territories and transmit information. Given the commitment to maintaining a midden, it is believed that middens are not placed randomly. We examined how the habitat (tree height and maximum canopy) and anthropogenic disturbance (camel and human presence) influenced the selection of midden sites by Dorcas gazelles in South Sinai, Egypt. Our results showed that Dorcas gazelles did not place middens at larger trees, while favoring relatively smaller trees and shrubs where the anthropogenic disturbance and perceived hunting risk are less. Our results, in light of the previous findings, suggest that selection of midden sites is species context‐dependent behavior. In areas with less anthropogenic disturbance and hunting, Dorcas gazelles have been shown to select the largest trees of the same species as midden sites. In contract, in our study site with high anthropogenic disturbance and no protection from hunting, gazelles did not utilize the presumably optimum landmarks for midden sites. Our study showed that Dorcas gazelles instead utilized smaller trees and some shrubs that are less conspicuous and presumably less effective as advertisement sites, but safer.
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spelling doaj.art-dae855a1c82f471b8e4d76c0c736b9ef2022-12-21T22:36:22ZengWileyEcology and Evolution2045-77582021-10-011120136611366710.1002/ece3.8141Midden site selection in Dorcas gazelle: Larger is not always betterAlaaeldin Soultan0Abdullah Nagy1Omar Attum2Department of Ecology Swedish University of Agricultural Sciences Uppsala SwedenDepartment of Zoology Al‐Azhar University in Cairo Cairo EgyptDepartment of Biology Indiana University New Albany Indiana USAAbstract Dorcas gazelles are believed to use middens to mark their territories and transmit information. Given the commitment to maintaining a midden, it is believed that middens are not placed randomly. We examined how the habitat (tree height and maximum canopy) and anthropogenic disturbance (camel and human presence) influenced the selection of midden sites by Dorcas gazelles in South Sinai, Egypt. Our results showed that Dorcas gazelles did not place middens at larger trees, while favoring relatively smaller trees and shrubs where the anthropogenic disturbance and perceived hunting risk are less. Our results, in light of the previous findings, suggest that selection of midden sites is species context‐dependent behavior. In areas with less anthropogenic disturbance and hunting, Dorcas gazelles have been shown to select the largest trees of the same species as midden sites. In contract, in our study site with high anthropogenic disturbance and no protection from hunting, gazelles did not utilize the presumably optimum landmarks for midden sites. Our study showed that Dorcas gazelles instead utilized smaller trees and some shrubs that are less conspicuous and presumably less effective as advertisement sites, but safer.https://doi.org/10.1002/ece3.8141Acacia treesdesertDorcas gazellemiddens
spellingShingle Alaaeldin Soultan
Abdullah Nagy
Omar Attum
Midden site selection in Dorcas gazelle: Larger is not always better
Ecology and Evolution
Acacia trees
desert
Dorcas gazelle
middens
title Midden site selection in Dorcas gazelle: Larger is not always better
title_full Midden site selection in Dorcas gazelle: Larger is not always better
title_fullStr Midden site selection in Dorcas gazelle: Larger is not always better
title_full_unstemmed Midden site selection in Dorcas gazelle: Larger is not always better
title_short Midden site selection in Dorcas gazelle: Larger is not always better
title_sort midden site selection in dorcas gazelle larger is not always better
topic Acacia trees
desert
Dorcas gazelle
middens
url https://doi.org/10.1002/ece3.8141
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AT abdullahnagy middensiteselectionindorcasgazellelargerisnotalwaysbetter
AT omarattum middensiteselectionindorcasgazellelargerisnotalwaysbetter