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Having a complex social structure in which individuals live in a colony and have specialized functions, with one or more females producing offspring and nonbreeding individuals cooperatively caring for the young, as in termites and many ants, bees, and wasps.

eu·so′ci·al′i·ty (-shē-ăl′ĭ-tē) n.


(Zoology) zoology of or relating to the society of certain animals in which workers provide for reproductive individuals, esp that of certain insects


(yuˈsoʊ ʃəl)
of or pertaining to a form of animal society, as that of ants, shrimps, and sponges, characterized by specialization of tasks and cooperative care of the young.
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References in periodicals archive ?
At the heart of our proposal was the principle of equal pay for equal work in the same place, and we now confirm this in legislation," EUSocial Affairs Commissioner Marianne Thyssen told a news conference.
On the more socially extreme end of the spectrum, called eusocial, the bees throw their efforts into the colony, comprising some of their capacity to create offspring in order to perform community behaviors like tending to young and getting food.
squamosa offers a good model system for not only examining possible ecologic and genetic determinants of alternate life history strategies but also for addressing the theoretical challenges inherent in eusocial systems with varying degrees of genetic relatedness among individuals in a nest with the concomitant conflicts associated with multiple reproductive interests.
WILSON, THE SOCIAL CONQUEST OF EARTH 162 (2012) [hereinafter WILSON III] ("In colonies composed of authentically cooperating individuals, as in human societies, and not just robotic extensions of the mother's genome, as in eusocial insects, selection among genetically diverse individual members promotes selfish behavior.
Yet here I propose that one of the most complex social models that we know of the sophisticated eusocial societies of honeybees offer unrivaled and yet unrecognized potential to study social information flow through a natural group.
Social and environmental influences on daily activity pattern in free-living subterranean rodents: the case of a eusocial bathyergid.
In sponge-dwelling snapping shrimps, such as Synalpheus regalis, which exhibit eusocial structures, acoustic activity (snapping) occurs while they defend their colony from intruders (Duffy, 1996).
Honeybees are eusocial insects, meaning they have a queen that lays eggs while all the other females in the hive are nonreproductive worker bees.