Social animals have to make a multitude of group decisions on a daily basis. At the most
basic level, this will involve coordination of activities and travel directions. In groups of …

Group-living animals routinely have to reach a consensus decision and choose between
mutually exclusive actions in order to coordinate their activities and benefit from sociality [1 …

Many animals are organised into social groups. Because individuals have different
preferences and diverging needs, conflicts of interests exist; these conflicts are particularly …

Elucidating whether common general mechanisms govern collective movements in a wide
range of species is a central issue in the study of social behaviour. In this paper, we describe …

Individual animals routinely face decisions that are crucial to their fitness. In social species,
however, many of these decisions need to be made jointly with other group members …

Background Foraging in groups offers animals a number of advantages, such as increasing
their likelihood of finding food or detecting and avoiding predators. In order for a group to …

Primate groups need to remain coordinated in their activities and collectively decide when
and where to travel if they are to accrue the benefits and minimize the costs of sociality. The …

This paper reviews the literature on leadership in vertebrate groups, including recent work
on human groups, before presenting the results of three new experiments looking at …

Individuals need to coordinate their activities to benefit from group living. Thus group
decisions are essential for societies, especially if group members cooperate with each other …

For animals that forage or travel in groups, making movement decisions often depends on
social interactions among group members,. However, in many cases, few individuals have …