Definition of eusocial in English:

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eusocial

Pronunciation: /yo͞oˈsōSHəl/

adjective

Zoology
(Of an animal species, especially an insect) showing an advanced level of social organization, in which a single female or caste produces the offspring and nonreproductive individuals cooperate in caring for the young.
Example sentences
  • The naked and Damaraland mole-rats are the only known eusocial mammals, behaving like social insects by living in a colony with a single breeding female and related, reproductively suppressed, workers and soldiers.
  • Under this framework, we present the results of a dynamic programming effort aimed at determining the optimal ontogeny of defensive allocation strategies by eusocial clonal organisms.
  • In many taxa, however, including all eusocial vertebrates and many insects, nonbreeding or subordinate group members are potentially capable of reproduction.

Derivatives

eusociality

Pronunciation: /-ˌsōSHēˈalitē/
noun
Example sentences
  • Cooperative breeding and eusociality are taxonomically widespread, occurring in social arthropods, colonial invertebrates, mammals, birds, fish, and bacteria.
  • Relatedness concepts have dominated the discussion on the evolution and maintenance of eusociality in social insects.
  • Behavioral studies over the last decade have revealed an unexpected diversity of rather sophisticated social behavior, including even eusociality.

For editors and proofreaders

Syllabification: eu·so·cial

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