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Morphology, Chemistry and Function of the Postpharyngeal Gland in the South American Digger Wasps Trachypus boharti and Trachypus elongatus

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Herzner, Gudrun ; Kaltenpoth, Martin ; Poettinger, T. ; Weiss, Katharina ; Koedam, Dirk ; Kroiss, Johannes ; Strohm, Erhard
License: Creative Commons: Attribution 3.0
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Date of publication of this fulltext: 12 Feb 2014 12:55


Microbes pose severe threats to animals as competitors or pathogens and strongly affect the evolution of life history traits like parental care. Females of the European beewolf Philanthus triangulum, a solitary digger wasp, provision their offspring with paralyzed honeybees and embalm them with the secretion from large postpharyngeal glands (PPG) that contain mainly unsaturated hydrocarbons. This ...


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