Fruit secondary metabolites shape seed dispersal effectiveness

AS Nelson, SR Whitehead - Trends in Ecology & Evolution, 2021 - cell.com
Plant secondary metabolites (PSMs) play a central role in seed dispersal and fruit defense,
with potential for large impacts on plant fitness and demography. Yet because PSMs can …

How birds during migration maintain (oxidative) balance

S McWilliams, W Carter, C Cooper-Mullin… - Frontiers in Ecology …, 2021 - frontiersin.org
Animals dynamically adjust their physiology and behavior to survive in changing
environments, and seasonal migration is one life stage that demonstrates these dynamic …

Dietary supplementation of fructooligosaccharides enhanced antioxidant activity and cellular immune response in broiler chickens

T Al-Surrayai, H Al-Khalaifah - Frontiers in veterinary science, 2022 - frontiersin.org
This study investigated the impact of various concentrations of fructooligosaccharides (FOS)
prebiotic on the production performance, antioxidant status, and immune response of broiler …

Past and future: Urbanization and the avian endocrine system

P Deviche, K Sweazea, F Angelier - General and Comparative …, 2023 - Elsevier
Urban environments are evolutionarily novel and differ from natural environments in many
respects including food and/or water availability, predation, noise, light, air quality …

The energy savings-oxidative cost trade-off for migratory birds during endurance flight

S McWilliams, B Pierce, A Wittenzellner, L Langlois… - Elife, 2020 - elifesciences.org
Elite human and animal athletes must acquire the fuels necessary for extreme feats, but also
contend with the oxidative damage associated with peak metabolic performance. Here, we …

Corticosterone's roles in avian migration: Assessment of three hypotheses

CM Bauer, HE Watts - Hormones and Behavior, 2021 - Elsevier
While corticosterone (CORT) is often suggested to be an important hormone regulating
processes necessary for avian migration, there has been no systematic assessment of …

Effects of methylmercury and food stress on migratory activity in song sparrows, Melospiza melodia

CLJ Bottini, RE Whiley, BA Branfireun… - Hormones and …, 2022 - Elsevier
Avian migration is a challenging life stage susceptible to the adverse effects of stressors,
including contaminants like methylmercury (MeHg). Although birds often experience …

Mitochondrial metabolism in blood more reliably predicts whole-animal energy needs compared to other tissues

S Casagrande, M Dzialo, L Trost, K Malkoc… - Iscience, 2023 - cell.com
Understanding energy metabolism in free-ranging animals is crucial for ecological studies.
In birds, red blood cells (RBCs) offer a minimally invasive method to estimate metabolic rate …

Flight training in a migratory bird drives metabolic gene expression in the flight muscle but not liver, and dietary fat quality influences select genes

KJ DeMoranville, WA Carter… - American Journal …, 2020 - journals.physiology.org
Training and diet are hypothesized to directly stimulate key molecular pathways that mediate
animal performance, and flight training, dietary fats, and dietary antioxidants are likely …

Flight and dietary antioxidants influence antioxidant expression and activity in a migratory bird

KJ DeMoranville, WA Carter, BJ Pierce… - Integrative …, 2022 - academic.oup.com
Ecologically relevant factors such as exercise and diet quality can directly influence how
physiological systems work including those involved in maintaining oxidative balance; …