Division of labor in a dynamic environment: response by honeybees ( Apis mellifera ) to graded changes in colony pollen stores

1999 ◽  
Vol 46 (3) ◽  
pp. 171-179 ◽  
Author(s):  
Jennifer H. Fewell ◽  
Susan M. Bertram
1994 ◽  
Vol 34 (6) ◽  
pp. 117-409 ◽  
Author(s):  
Ernesto Guzmán-Novoa ◽  
Robert E. Page ◽  
Norman E. Gary

2013 ◽  
Vol 29 (11) ◽  
pp. 641-648 ◽  
Author(s):  
H. Michael G. Lattorff ◽  
Robin F.A. Moritz

1985 ◽  
Vol 63 (4) ◽  
pp. 777-780 ◽  
Author(s):  
Mark L. Winston ◽  
Linda A. Fergusson

The influence of colony population and brood area on worker longevity and foraging age were investigated in the honeybee, Apis mellifera L. Workers began foraging at younger ages and had shorter life-spans in colonies from which a majority of the worker population had been removed than in control colonies. This simulated loss in worker population was similar to naturally occurring events in feral colonies such as predation, swarming, nest damage, and (or) disease, as well as to some common management manipulations performed by beekeepers. Foraging age was negatively correlated with the area of eggs and larvae and was not correlated with pupal area. These results indicate that honeybee colonies are able to adjust temporal caste structure in response to rapid changes in colony conditions such as worker loss. The flexibility in temporal division of labor may be based on the inactive workers increasing their activity levels following stress by compressing the normal ontogeny of worker activities into a shorter time span.


PLoS ONE ◽  
2018 ◽  
Vol 13 (2) ◽  
pp. e0191344
Author(s):  
Toshiyuki Fujita ◽  
Hiroko Kozuka-Hata ◽  
Yutaro Hori ◽  
Jun Takeuchi ◽  
Takeo Kubo ◽  
...  

2018 ◽  
Author(s):  
Michael R. Warner ◽  
Lijun Qiu ◽  
Michael J. Holmes ◽  
Alexander S. Mikheyev ◽  
Timothy A. Linksvayer

AbstractEusociality has convergently evolved multiple times, but the genomic basis of caste-based division of labor and degree to which independent origins of eusociality have utilized common genes remain largely unknown. Here we characterize caste-specific transcriptomic profiles across development and adult body segments from pharaoh ants (Monomorium pharaonis) and honey bees (Apis mellifera), representing two independent origins of eusociality. We identify a substantial shared core of genes upregulated in the abdomens of queen ants and honey bees that also tends to be upregulated in mated female flies, suggesting that these genes are part of a conserved insect reproductive groundplan. Outside of this shared groundplan, few genes are differentially expressed in common. Instead, the majority of the thousands of caste-associated genes are plastically-expressed, rapidly evolving, and relatively evolutionarily young. These results emphasize that the recruitment of both highly conserved and lineage-specific genes underlie the convergent evolution of novel traits such as eusociality.


1994 ◽  
Vol 34 (6) ◽  
pp. 409-417 ◽  
Author(s):  
Ernesto Guzm�n-Novoa ◽  
Robert?E. Page ◽  
Not Available Not Available ◽  
Norman?E. Gary

Ethology ◽  
2002 ◽  
Vol 108 (2) ◽  
pp. 115-126 ◽  
Author(s):  
Charles Brillet ◽  
Gene E. Robinson ◽  
R. Bues ◽  
Yves Le Conte

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