Central-place foraging by Rattus norvegicus on a radial maze.

@article{Phelps1989CentralplaceFB,
  title={Central-place foraging by Rattus norvegicus on a radial maze.},
  author={M T Phelps and William A Roberts},
  journal={Journal of comparative psychology},
  year={1989},
  volume={103 4},
  pages={326-38}
}
We studied central-place foraging in rats (Rattus norvegicus) by placing food items that varied in size and weight at the ends of a 4-arm radial maze. In Experiments 1-3, rats increasingly tended to carry food to the center of the maze as the size of those items increased. Very large food items often were hoarded in the center. Rats consumed food faster on the arms than in the center, and rats traveled faster when carrying food than when not. Blocking arm entrances increased travel time between… CONTINUE READING

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