Large and in charge: cortisol levels vary with sex, diet, and body mass in an Antarctic predator, the leopard seal

Evaluating physiological responses in the context of a species’ life history, demographics, and ecology is essential to understanding the health of individuals and populations. Here, we measured the main mammalian glucocorticoid, cortisol, in an elusive Antarctic apex predator, the leopard seal (Hyd...

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Bibliographic Details
Main Authors: Emily S. Sperou, Daniel E. Crocker, Renato Borras-Chavez, Daniel P. Costa, Michael E. Goebel, Shane B. Kanatous, Douglas J. Krause, Stephen J. Trumble, Sarah S. Kienle
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-06-01
Series:Frontiers in Marine Science
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fmars.2023.1179236/full