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Article
Z. Morgan Benowitz-Fredericks, Auteur ; Alexander S. Kitaysky, AuteurWhile accelerated growth can be advantageous to nestling birds, there may be a tradeoff between rapid growth and resistance to food shortages. Common murres Uria aalge are colonial seabirds that benefit from reproductive synchrony. Individuals t[...]
Article
Rebecca L. Bentzen, Auteur ; Abby N. Powell, Auteur ; Tony D. Williams, Auteur ; Alexander S. Kitaysky, AuteurWe measured plasma concentrations of variables associated with lipid metabolism (free fatty acids, glycerol, triglyceride, and beta-hydroxybutyrate), protein metabolism (uric acid), and baseline corticosterone to characterize the nutritional sta[...]
Article
Cory T. Williams, Auteur ; Alexander S. Kitaysky, Auteur ; C. Loren Buck, AuteurIn some species, corticosterone (CORT) appears to play a role in the control of begging behavior. Because of the potentially high costs associated with chronic elevation of CORT, it has also been proposed as a mechanism to ensure begging is an h[...]
Article
Allison G. L. Patterson, Auteur ; Alexander S. Kitaysky, Auteur ; Donald E. Lyons, Auteur ; Daniel D. Roby, AuteurStressful environmental conditions affect the adrenocortical function of developing animals, which can have consequences for their fitness. Discovery of the avian stress hormone corticosterone (CORT) in feathers has the potential to broaden the [...]
