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Polygyny in Crematogaster lineolata


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#1 Offline CheetoLord02 - Posted April 24 2020 - 9:27 PM

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Basically, is C. lineolata polygynous? like, officially? I recently captured a fairly large Crematogaster lineolata colony (1.5-2k workers), and to my surprise they have 3 queens! Granted, one is dead, but 2 are very much alive and being cared for by the workers. If I had to guess the 3rd queen either died in hibernation or from a Crematogaster mimic spider that I found in the colony (and promptly killed).

I thought up until this point that C. lineolata was comfirmed to be polygynous, but their antwiki page says that all colonies found were small and monogynous: "Fourteen colonies of Crematogaster lineolata were found, with 198 workers, 184 workers, 136 workers, 116 workers, 85 workers and 1 queen, 80 workers, 79 workers, 72 workers and 1 queen, 57 workers and 1 queen, 46 workers, 24 workers, 13 workers, 5 workers and 1 queen and 4 workers. This suggests that colonies are relatively small (less than a few hundred workers), polydomous (because most nuts lacked queens) and monogynous (because only a single queen was present in each nest)"

I was wondering if this colony that I found was just a strange outlier, or if others have found something similar, or if I mis-identified these and there is some other polygynous Crematogaster species in IL, Because like I said I thought that C. lineolata was confirmed to be polygynous up until this point based on this myrmecos article: http://www.myrmecos....ter-photograph/

Really interested to see if anyone has any input on this situation because it has definitely peaked my interest.


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#2 Offline RushmoreAnts - Posted April 25 2020 - 5:26 AM

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AlexWild seems to think so.

http://www.myrmecos....ter-photograph/

"God made..... all the creatures that move along the ground according to their kinds (including ants). And God saw that it was good. Genesis 1:25 NIV version

 

Keeping:

Tetramorium immigrans

Formica cf. pallidefulva, cf. incerta, cf. argentea

Formica cf. aserva, cf. subintegra

Pogonomyrmex occidentalis

Pheidole bicarinata

Myrmica sp.

Lasius neoniger, brevicornis


#3 Offline Canadian anter - Posted April 25 2020 - 7:21 AM

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Définitely a polygynous species. I've observed colonies with multiple queens as well. Never been able to recreate it in captivity. Queens always kill each other after a few weeks. Wonder if they merge after reaching a more substantial size.
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Visit us at www.canada-ant-colony.com !

#4 Offline RushmoreAnts - Posted April 25 2020 - 7:26 AM

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Définitely a polygynous species. I've observed colonies with multiple queens as well. Never been able to recreate it in captivity. Queens always kill each other after a few weeks. Wonder if they merge after reaching a more substantial size.

Or maybe new queens will be accepted into the colony once it gets to a sustainable size.

"God made..... all the creatures that move along the ground according to their kinds (including ants). And God saw that it was good. Genesis 1:25 NIV version

 

Keeping:

Tetramorium immigrans

Formica cf. pallidefulva, cf. incerta, cf. argentea

Formica cf. aserva, cf. subintegra

Pogonomyrmex occidentalis

Pheidole bicarinata

Myrmica sp.

Lasius neoniger, brevicornis


#5 Offline Vendayn - Posted April 25 2020 - 9:37 AM

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I've seen some pretty big Crematogaster colonies. One was the size of a football field, had to been tens of millions maybe over a hundred million ants in it! It was all interconnected with trails of ants on the surface so looked like one big colony. Biggest Crematogaster colony I ever saw! Must have had 10000s of thousands of queens.



#6 Offline TennesseeAnts - Posted April 25 2020 - 9:56 AM

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I've seen some pretty big Crematogaster colonies. One was the size of a football field, had to been tens of millions maybe over a hundred million ants in it! It was all interconnected with trails of ants on the surface so looked like one big colony. Biggest Crematogaster colony I ever saw! Must have had 10000s of thousands of queens.


Why do you do this.
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#7 Offline FeedTheAnts - Posted May 14 2020 - 6:50 AM

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I've seen some pretty big Crematogaster colonies. One was the size of a football field, had to been tens of millions maybe over a hundred million ants in it! It was all interconnected with trails of ants on the surface so looked like one big colony. Biggest Crematogaster colony I ever saw! Must have had 10000s of thousands of queens.

Is this sarcasm? You know we communicate with text here... so I can't hear your tone. 


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I accidentally froze all my ants 





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