Babies by bar-press: Maternal behavior in the rat

@article{Wilsoncroft1968BabiesBB,
  title={Babies by bar-press: Maternal behavior in the rat},
  author={William E. Wilsoncroft},
  journal={Behavior Research Methods & Instrumentation},
  year={1968},
  volume={1},
  pages={229-230}
}
Pregnant rats were trained to press a bar for food rewards: Postpartum these Ss were tested when each bar-press delivered a rat pup (S’s own or foster) into the food cup. Ss repetitively bar-pressed, snatched up the pup as it tumbled down the chute and retrieved the pup into the adjacent nest box. Ss lived with 6 nursing pups but bar-pressed for hundreds: E removed all but 6 pups from the nest box after S had accumulated about 20. Maximal performance was 684 responses in a 3-h period. This… CONTINUE READING

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