Like dispersal and migration, short-term movement between roosts or dens is potentially
costly. If such behavior is adaptive, these costs should be balanced by benefits associated …

WD Hamilton's publication of genetical kinship theory (92, 93) a quarter century ago
launched the modern study of social evolution. Kinship theory extends the scope of fitness to …

Bat wing morphology is considered in relation to flight performance and flight behaviour to
clarify the functional basis for eco-morphological correlations in flying animals. Bivariate …

Indices used to measure the frequency of association between individuals in fission/fusion
societies are frequently borrowed from ecological studies of species association without …

Social network analysis is used widely in the social sciences to study interactions among
people, groups, and organizations, yet until now there has been no book that shows …

Despite the depiction of nature" red in tooth and claw", cooperation is actually widespread in
the animal kingdom. Various types of cooperative behaviors have been documented in …

Axelrod's model of the evolution of cooperation was based on the iterated Prisoner's
Dilemma. Empirical work following this approach has helped establish the prevalence of …

Mist netting bats at 11 sites in the vicinity of Akumal, Mexico between 7 and 19 January 1991
produced 363 bats representing 20 species. A comparison of captures revealed significant …

The evolutionary theory of aging predicts that life span should decrease in response to the
amount of mortality caused by extrinsic sources. Using this prediction, we selected six life …

This title includes the following features: The first book to synthesiseand integrate the
previously disparate areas of primate socioecology, parasitefunctional categories, host …