Alexandra M. Sparks

University of Sheffield — United Kingdom

Agricultural and Biological Sciences · Life Sciences

13h-index558citations36works2.02yr avg
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Research Topics

Animal Behavior and Reproduction(11), Genetic and phenotypic traits in livestock(9), Helminth infection and control(9), Avian ecology and behavior(8), Telomeres, Telomerase, and Senescence(8)

Publications36 total

No correlative evidence of costs of infection or immunity on leucocyte telomere length in a wild population of Soay sheep
Proceedings of the Royal Society B Biological Sciences·2024· 2 citedOpen Access
The impact of helping experience on helper life-history and fitness in a cooperatively breeding bird
Evolution·2023· 5 citedOpen Access
Absence of the pace-of-life syndrome in a wild-living population of cooperatively-breeding passerine
2023Open Access
The impact of helping on helper life-history and fitness in a cooperatively breeding bird
2023· 1 citedOpen Access
Sex-specific covariation between exploratory behavior and natal dispersal strategies in a natural cooperative breeding passerine population
2023· 2 citedOpen Access
167. The genetic basis of sex differences in immune responses in wild Soay sheep (<i>Ovis aries</i>)
2022
Exploratory personality is independent of telomere dynamics in a wild bird population
2022· 2 citedOpen Access
Sex-dependent effects of parental age on offspring fitness in a cooperatively breeding bird
Evolution Letters·2022· 19 citedOpen Access
A meta‐analysis on the heritability of vertebrate telomere length
Journal of Evolutionary Biology·2022· 39 citedOpen Access
TelomereLengthHeritabilityMetaAnalysis
Figshare·2022Open Access
Vitamin D status is heritable and under environment‐dependent selection in the wild
Molecular Ecology·2021· 8 citedOpen Access
Associations between MHC class II variation and phenotypic traits in a free‐living sheep population
Molecular Ecology·2021· 4 citedOpen Access
Sex-dependent effects of parental age on offspring fitness in a cooperatively breeding bird
2021· 2 cited
Associations between MHC class II variation and phenotypic traits in a free-living sheep population
2021Open Access
Associations between MHC class II variation and phenotypic traits in a free-living sheep population
2021Open Access
Telomere heritability and parental age at conception effects in a wild avian population
Molecular Ecology·2021· 58 citedOpen Access
Helpers compensate for age-related declines in parental care and offspring survival in a cooperatively breeding bird
Evolution Letters·2021· 32 citedOpen Access
Maternally derived anti-helminth antibodies predict offspring survival in a wild mammal
Proceedings of the Royal Society B Biological Sciences·2020· 14 citedOpen Access
Estimation of environmental, genetic and parental age at conception effects on telomere length in a wild mammal
Journal of Evolutionary Biology·2020· 57 citedOpen Access
Author response for "Estimation of environmental, genetic and parental age at conception effects on telomere length in a wild mammal"
2020
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Frequent Co-authors

Hannah L. Dugdale(18), Terry Burke(16), Josephine M. Pemberton(13), Jill G. Pilkington(12), Kathryn Watt(11), Jan Komdeur(11), Daniel H. Nussey(10), Susan E. Johnston(10), Rona Sinclair(7), Tom N. McNeilly(7), David S. Richardson(4), Sil H. J. van Lieshout(4), Amanda Bretman(4), Chris Newman(4), Christina D. Buesching(4), David W. Macdonald(4), Martijn Hammers(4), David Richardson(4), Julia Schroeder(3), David J. Richardson(3)