More than a century ago, William Morton Wheeler proposed that social insect colonies can
be regarded as superorganisms when they have morphologically differentiated reproductive …

Studies of social behavior cover a broad spectrum of interactions, from short‐term pairing
between individuals to more complex interactions within and among groups that have stable …

One hundred years after Darwin considered how sexual selection shapes the behavioral
and morphological characteristics of males for acquiring mates, Parker realized that sexual …

This is a masterly theoretical treatment of one of the central problems in evolutionary
biology, the evolution of social cooperation and conflict. Steven Frank tackles the problem …

Recent decades have witnessed an explosion of theoretical and empirical studies of sex
allocation, transforming how we understand the allocation of resources to male and female …

Our understanding of sex ratio evolution depends strongly on models that identify:(1)
constraints on the production of male and female offspring, and (2) fitness consequences …

Variation in paternity frequency in colonies of eusocial insects has profound effects on the
relatedness among offspring and on the genetic diversity of colonies. Data on queen 'mating …

Interest in how often female social insects mate is particularly intense because of its impact
on sociality and because of the well-known extreme multiple mating in honeybees. With …

META-ANALYSIS USES SUMMARY STATISTICS like effect sizes to combine information
from multiple studies. Yet a common problem encountered when collecting information for …

Social behavior occurs in some of the smallest animals as well as some the largest, and the
transition from solitary life to sociality is an unsolved evolutionary mystery. In The Evolution …