Social grouping is omnipresent in the animal kingdom. Considerable research has focused
on understanding how animal groups form and function, including how collective behaviour …

Behaviour represents a reaction to the environment as fish perceive it and is therefore a key
element of fish welfare. This review summarises the main findings on how behavioural …

Social organisation in animals takes many forms. It includes assemblages of territorial
animals, dominance hierarchies and social groups, among other things. The basic tenet that …

Determining individual-level interactions that govern highly coordinated motion in animal
groups or cellular aggregates has been a long-standing challenge, central to understanding …

The author shares some lessons learned from a lifetime of working with and thinking about
groups. Three types of groups are described, including the impact they have on the …

Collective motion, where large numbers of individuals move synchronously together, is
achieved when individuals adopt interaction rules that determine how they respond to their …

The story of this edition is a testament to an almost legendary gure in theoretical ecology
and to the in uence his work and charisma has had on the eld. It is also a story that can only …

One of the most striking patterns in biology is the formation of animal aggregations.
Classically, aggregation has been viewed as an evolutionarily advantageous state, in which …

Heterogeneous,“aggregated” patterns in the spatial distributions of individuals are almost
universal across living organisms, from bacteria to higher vertebrates. Whereas specific …

Animals often travel in groups, and their navigational decisions can be influenced by social
interactions. Both theory and empirical observations suggest that such collective navigation …