Sodium: stimulus for puddling behavior by tiger swallowtail butterflies, Papilio glaucus

Science. 1974 Jul 26;185(4148):372-4. doi: 10.1126/science.185.4148.372.


Male Papilio glaucus butterflies are attracted to sand soaked with dillute aqueous solutions of sodium salts. A sodium ion concentration of 10(-3) molar is sufficient to stimulate puddling behavior. Acqlisition of sodiumn mnay be the main ecological function of pudding behavior.

MeSH terms

  • Amino Acids / metabolism
  • Animals
  • Feeding Behavior*
  • Female
  • Insecta / physiology*
  • Male
  • Sex Factors
  • Sodium*


  • Amino Acids
  • Sodium