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The pupal moulting fluid has evolved social functions in ants


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#1 Offline Martialis - Posted September 30 2023 - 10:14 AM

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https://www.nature.c...586-022-05480-9

 

 

Snir et al. 2022.

 

Main takeaways.... 

  • Molting fluid, typically reabsorbed by the pupating insect before eclosion, is actually excreted by pupae as a kind of "milk"  that is consumed by adults and larvae in ants.  The presence of regulatory chemicals, enzymes, and hormones means it likely impacts all life stages within the colony.

 

"These include all essential amino acids, multiple carbohydrates including GlcNAc, nucleic acids and vitamins (Fig. 2c, Extended Data Fig. 4)." 

  • Pupae are active participants in colony health and survival. Without pupae, larvae grow slower and survive at lesser rates.  

 

  • Every group of ants has this 'ant milk'. It is conserved across all subfamilies, meaning ants have almost always had this adaptation.

 

What does this mean for antkeeping?

 

We don't know much yet.  But... it does tell us something interesting. That being that all life stages are important.

 

Early colony development and social parasites seem like interesting areas for work to be done.   

 

Furthermore, it has been demonstrated by members here on occasion that colonies 'boosted' by pupae sometimes survive better than those which aren't. This may provide some additional reasoning as to why.


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#2 Offline ANTdrew - Posted September 30 2023 - 6:01 PM

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"The ants are a people not strong, yet they prepare their meat in the summer." Prov. 30:25
Keep ordinary ants in extraordinary ways.

#3 Online Ernteameise - Posted October 1 2023 - 1:01 AM

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Very exciting news.

This is just another piece of evidence as to an ant colony as a superorganism.

You cannot look at the individual parts, but like in the human body, all individual organs are connected and work together and have internal communication and communicative feedback to ensure all parts of the whole work in unison.


Edited by Ernteameise, October 1 2023 - 1:05 AM.

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#4 Offline Martialis - Posted February 7 2024 - 2:43 AM

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https://www.nature.c...586-022-05480-9

 

 

Snir et al. 2022.

 

Main takeaways.... 

  • Molting fluid, typically reabsorbed by the pupating insect before eclosion, is actually excreted by pupae as a kind of "milk"  that is consumed by adults and larvae in ants.  The presence of regulatory chemicals, enzymes, and hormones means it likely impacts all life stages within the colony.

 

"These include all essential amino acids, multiple carbohydrates including GlcNAc, nucleic acids and vitamins (Fig. 2c, Extended Data Fig. 4)." 

  • Pupae are active participants in colony health and survival. Without pupae, larvae grow slower and survive at lesser rates.  

 

  • Every group of ants has this 'ant milk'. It is conserved across all subfamilies, meaning ants have almost always had this adaptation.

 

What does this mean for antkeeping?

 

We don't know much yet.  But... it does tell us something interesting. That being that all life stages are important.

 

Early colony development and social parasites seem like interesting areas for work to be done.   

 

Furthermore, it has been demonstrated by members here on occasion that colonies 'boosted' by pupae sometimes survive better than those which aren't. This may provide some additional reasoning as to why.

 

 

Random, procrastination-driven, 4 am thought pertaining to this..... 

 

 

 

IIRC, on occasion founding colonies/queens struggle or take a lot longer than typical to develop. Right?  It's been years since I kept anything, but I think I remember people occasionally providing food to these colonies. 

 

Honestly it's probably unnecessary, macabre, and difficult to get an objective measurement, but I think it may worth trying to feed those struggling colonies with ant larvae to see if it might be more beneficial than other kinds of insect protein.  Crickets are fine honestly.


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