As the environments in which livestock are reared become more variable, animal robustness
becomes an increasingly valuable attribute. Consequently, there is increasing focus on …

Humans present a behavioural paradox: they are peaceful in many circumstances, but they
are also violent and kill conspecifics at high rates. We describe a social evolutionary theory …

Sturkie's Avian Physiology, Seventh Edition is the classic comprehensive single volume on
the physiology of domestic as well as wild birds. This latest edition is thoroughly revised and …

The term “stress” is used to describe important phenomena at multiple levels of biological
organization, but finding a general and rigorous definition of the concept has proven …

The concept of stress is notoriously difficult to define, despite its ubiquity in both common
parlance and the scientific literature. Given the clear importance of understanding how …

Variation in glucocorticoid hormones (GCs) is often interpreted as reflecting 'stress', but this
interpretation is subject of intense debate. GCs induce gluconeogenesis, and we …

Glucocorticoids are highly conserved hormones that mediate a suite of responses to
changing conditions in vertebrates. Recent work has focused on understanding how …

As global climate change progresses, the occurrence of potentially disruptive climatic events
such as storms are increasing in frequency, duration and intensity resulting in higher …

Infochemicals, including hormones, pheromones, and allelochemicals, play a central role in
mediating information and shaping interactions within and between individuals. Due to their …

The ability to maintain a (relatively) stable body temperature in a wide range of thermal
environments by use of endogenous heat production is a unique feature of endotherms such …