Animal groups are often organized hierarchically, with dominant individuals gaining priority
access to resources and reproduction over subordinate individuals. Initial dominance …

Highlights•Aggression in adults is shaped by early life experiences and other
factors.•Dominance hierarchies limit conflict escalation and maintain social stability.• …

Life‐history theory concerns the trade‐offs that mold the patterns of investment by animals
between reproduction, growth, and survival. It is widely recognized that physiology plays a …

Social hierarchies are widespread in human and animal societies, and an individual's
position in its hierarchy affects both its access to resources and its fitness. Hierarchies are …

In recent years, behavioural ecologists have taken to studying oxidative stress in free-
ranging organisms because it has been proposed as an important mediator of life-history …

Although social hierarchies are recognized as dynamic systems, they are typically treated as
static entities for practical reasons. Here, we ask what we can learn from a dynamical view of …

Many reptiles and some fish determine offspring sex by environmental cues such as
incubation temperature. The mechanism by which environmental signals are captured and …

Social interactions are a ubiquitous feature of the lives of vertebrate species. These may be
cooperative or competitive, and shape the dynamics of social systems, with profound effects …

Animals often display prosocial behaviors, performing actions that benefit others. Although
prosociality is essential for social bonding and cooperation, we still know little about how …

Social rank is a significant determinant of fitness in a variety of species. The importance of
social rank suggests that the process by which juveniles come to establish their position in …