This article reviews the history of gyrodactylid research focussing on the unique anatomy,
behaviour, ecology and evolution of the viviparous forms while identifying gaps in our …

▪ Abstract This review focuses on five key evolutionary issues pertaining to animal cognition,
defined as the neuronal processes concerned with the acquisition, retention, and use of …

In recent years, scientists have realized that evolution can occur on timescales much shorter
than the" long lapse of ages" emphasized by Darwin—in fact, evolutionary change is …

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 …

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 …

As a ripple of light the fish turn. Like some animate fluid, the school glides and turns again.
The synchrony of motion is captivating. A similar integration of behavior can be seen in a …

We evaluate methods for measuring and specifying rates of microevolution in the wild, with
particular regard to studies of contemporary, often deemed “rapid,” evolution. A considerable …

This book celebrates the guppy's unique contribution to evolutionary ecology. Ever since
Caryl Haskins described guppy populations as a'natural experiment'because of the way …

Theory suggests evolutionary change can significantly influence and act in tandem with
ecological forces via ecological-evolutionary feedbacks. This theory assumes that significant …

Early research into the causes of geographical variation in antipredator behaviour in fishes
revealed that population differences have an underlying genetic basis. However, evidence …