Steroid hormones in Pacific walrus bones collected over three millennia indicate physiological responses to changes in estimated population size and the environment | Zendy

Patrick Charapata | Zendy; Lara Horstmann | Zendy; Nicole Misarti | Zendy

Open Access

Steroid hormones in Pacific walrus bones collected over three millennia indicate physiological responses to changes in estimated population size and the environment

Author(s) -

Patrick Charapata,

Lara Horstmann,

Nicole Misarti

Publication year - 2020

Publication title -

conservation physiology

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 0.942

H-Index - 37

ISSN - 2051-1434

DOI - 10.1093/conphys/coaa135

Subject(s) - biology , population , marine mammal , arctic , testosterone (patch) , sea ice , hormone , ecology , oceanography , endocrinology , demography , sociology , geology

Reproductive and stress-related hormones were measured in Pacific walrus bones collected over three millennia to understand the effects current climate change has on walrus physiology. Bone steroid hormones significantly changed over time and correlated with sea ice extent and population estimates, providing evidence that they are biomarkers of walrus physiology.

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