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Evolution of eusociality [PDF]
Insulin signalling underlies the evolution and regulation of eusocial behaviours in ants, posits a recent study in Science.
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Phylogeny of Eusocial Lasioglossum Reveals Multiple Losses of Eusociality within a Primitively Eusocial Clade of Bees (Hymenoptera: Halictidae) [PDF]
We performed a phylogenetic analysis of the species, species groups, and subgenera within the predominantly eusocial lineage of Lasioglossum (the Hemihalictus series) based on three protein coding genes: mitochondrial cytochrome oxidase I, nuclear elongation factor 1alpha and long-wavelength rhodopsin.
Bryan N, Danforth +2 more
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The Genome and Methylome of a Subsocial Small Carpenter Bee, Ceratina calcarata [PDF]
Understanding the evolution of animal societies, considered to be a major transition in evolution, is a key topic in evolutionary biology. Recently, new gateways for understanding social evolution have opened up due to advances in genomics, allowing for ...
Glastad, Karl M. +3 more
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Development of Multiple Polymorphic Microsatellite Markers for Ceratina calcarata (Hymenoptera: Apidae) Using Genome-Wide Analysis [PDF]
The small carpenter bee, Ceratina calcarata (Robertson), is a widespread native pollinator across eastern North America. The behavioral ecology and nesting biology of C.
Brittain +7 more
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The Hymenoptera are thought to have preadaptations responsible for the repeated evolution of eusociality in ants, bees, and wasps. Here, Quiñones and Pen model the evolution of primitively social insects and identify factors that synergistically promote ...
Andrés E. Quiñones, Ido Pen
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Eusociality represents an extreme form of social behavior characterized by a reproductive division of labor. Eusociality necessarily evolved through kin selection, which requires interactions among related individuals.
Andrew V. Suarez +2 more
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The genomes of two key bumblebee species with primitive eusocial organization [PDF]
Background: The shift from solitary to social behavior is one of the major evolutionary transitions. Primitively eusocial bumblebees are uniquely placed to illuminate the evolution of highly eusocial insect societies.
Amdam, Gro V. +143 more
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Hybridization enables the fixation of selfish queen genotypes in eusocial colonies
A eusocial colony typically consists of two main castes: queens that reproduce and sterile workers that help them. This division of labor, however, is vulnerable to genetic elements that favor the development of their carriers into queens.
Arthur Weyna +2 more
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Eusociality is the most successful animal social system on earth. It is found in many social insects, a few crustacean species, and only three vertebrates: two African naked mole rats and human beings.
Feierman Jay R.
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Inclusive fitness theorizing invokes phenomena that are not relevant for the evolution of eusociality. [PDF]
In this Formal Comment, the authors challenge the claims of a recent theoretical study that genetic relatedness is important in the evolution of eusociality.
Martin A Nowak, Benjamin Allen
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