Home range orientation and territoriality in harvesting ants.

  title={Home range orientation and territoriality in harvesting ants.},
  author={Bert Hoelldobler},
  journal={Proceedings of the National Academy of Sciences of the United States of America},
  volume={71 8},
  • Bert Hoelldobler
  • Published 1974 in
    Proceedings of the National Academy of Sciences…
Trunk trails, used by Pogonomyrmex barbatus and P. rugosus during foraging and homing, have the effect of avoiding aggressive confrontations between neighboring colonies of the same species. They channel the mass of foragers of hostile neighboring nests into diverging directions, before each ant pursues its individual foraging exploration. This channeling subtly partitions the foraging grounds and allows a much denser nest spacing pattern than a foraging strategy without trunk trails, such as… CONTINUE READING

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