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The magical number four: A biological, historical and mythological enigma

Pages 1-2 | Published online: 01 Jan 2012

References

  • Gross HJ, Pahl M, Si A, Zhu H, Tautz J, Zhang S. Number-based visual generalization in the honeybee. PLoS ONE 2009; 4:e4263; http://dx.doi.org/10.1371/journal.pone.0004263; PMID: 19173008
  • Jevons WS. The power of numerical discrimination. Nature 1871; 3:281 - 300; http://dx.doi.org/10.1038/003281a0
  • Gross HJ. Give me 5 … The invention of number five in ancient civilizations – A consequence of our limited inborn numerical competence. Commun Integr Biol 2011; 4:62 - 3; PMID: 21509181
  • Gross HJ. To bee or not to bee, this is the question: the inborn numerical competence of humans and honeybees. Commun Integr Biol 2011; 4:590 - 3
  • The Revelation of St. John 21, §16.