Sex differences in the winter activity of desert hedgehogs (Paraechinus aethiopicus) in a resource-rich habitat in Qatar

Hedgehogs’ wide distribution and breadth of habitat use means they are a good model taxon for investigating behavioural responses to winter conditions, such as low temperatures and resource availability. We investigated the over-winter behaviour of desert hedgehogs (Paraechinus aethiopicus) in Qatar...

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Main Authors: Pettet, C, Salazar, R, al-Hajri, A, al-Jabiri, H, Macdonald, D, Yamaguchi, N
Format: Journal article
Language:English
Published: Springer Nature 2022
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author Pettet, C
Salazar, R
al-Hajri, A
al-Jabiri, H
Macdonald, D
Yamaguchi, N
author_facet Pettet, C
Salazar, R
al-Hajri, A
al-Jabiri, H
Macdonald, D
Yamaguchi, N
author_sort Pettet, C
collection OXFORD
description Hedgehogs’ wide distribution and breadth of habitat use means they are a good model taxon for investigating behavioural responses to winter conditions, such as low temperatures and resource availability. We investigated the over-winter behaviour of desert hedgehogs (Paraechinus aethiopicus) in Qatar by radio-tracking 20 individuals and monitoring the body mass of 31 hedgehogs. Females spent more nights (38.63% of nights tracked) inactive than males (12.6%) and had lower monthly activity levels. The mean temperature on nights where hedgehogs were inactive was 14.9 °C compared with 17.0 °C when hedgehogs were active. By December, females lost a higher percentage of their November body mass than did males, but by February males had lost a higher percentage than females. We conclude that these sex differences in behaviour are a result of differing reproductive strategies with males becoming more active early in spring to search for mates, whereas female hedgehogs conserve energy for producing and raising young and avoid harassment by males. The winter activity of males may be facilitated by the resource-rich environment created by humans at this study site, and basking behaviour. This study highlights intraspecific and interspecific variation in behavioural strategies/tactics in response to winter conditions.
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spelling oxford-uuid:982af7b5-79f5-4e3c-be27-39f3e727fcc12022-07-07T09:14:06ZSex differences in the winter activity of desert hedgehogs (Paraechinus aethiopicus) in a resource-rich habitat in QatarJournal articlehttp://purl.org/coar/resource_type/c_dcae04bcuuid:982af7b5-79f5-4e3c-be27-39f3e727fcc1EnglishSymplectic ElementsSpringer Nature2022Pettet, CSalazar, Ral-Hajri, Aal-Jabiri, HMacdonald, DYamaguchi, NHedgehogs’ wide distribution and breadth of habitat use means they are a good model taxon for investigating behavioural responses to winter conditions, such as low temperatures and resource availability. We investigated the over-winter behaviour of desert hedgehogs (Paraechinus aethiopicus) in Qatar by radio-tracking 20 individuals and monitoring the body mass of 31 hedgehogs. Females spent more nights (38.63% of nights tracked) inactive than males (12.6%) and had lower monthly activity levels. The mean temperature on nights where hedgehogs were inactive was 14.9 °C compared with 17.0 °C when hedgehogs were active. By December, females lost a higher percentage of their November body mass than did males, but by February males had lost a higher percentage than females. We conclude that these sex differences in behaviour are a result of differing reproductive strategies with males becoming more active early in spring to search for mates, whereas female hedgehogs conserve energy for producing and raising young and avoid harassment by males. The winter activity of males may be facilitated by the resource-rich environment created by humans at this study site, and basking behaviour. This study highlights intraspecific and interspecific variation in behavioural strategies/tactics in response to winter conditions.
spellingShingle Pettet, C
Salazar, R
al-Hajri, A
al-Jabiri, H
Macdonald, D
Yamaguchi, N
Sex differences in the winter activity of desert hedgehogs (Paraechinus aethiopicus) in a resource-rich habitat in Qatar
title Sex differences in the winter activity of desert hedgehogs (Paraechinus aethiopicus) in a resource-rich habitat in Qatar
title_full Sex differences in the winter activity of desert hedgehogs (Paraechinus aethiopicus) in a resource-rich habitat in Qatar
title_fullStr Sex differences in the winter activity of desert hedgehogs (Paraechinus aethiopicus) in a resource-rich habitat in Qatar
title_full_unstemmed Sex differences in the winter activity of desert hedgehogs (Paraechinus aethiopicus) in a resource-rich habitat in Qatar
title_short Sex differences in the winter activity of desert hedgehogs (Paraechinus aethiopicus) in a resource-rich habitat in Qatar
title_sort sex differences in the winter activity of desert hedgehogs paraechinus aethiopicus in a resource rich habitat in qatar
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