Abstract
RECENT experimental studies of olfactory ‘imprinting’ in infant mammals have typically utilised relatively long term exposure to the training odour, during which that odour could become associated with such conventional reinforcers as food and warmth1–6. Here we report an instance of mammalian olfactory imprinting which is truly analogous to classical avian imprinting, that is, the imprinting exposure being of a relatively short duration with no readily identifiable conventional reinforcer being present at the same time with the imprinted odour. The subject species, Acomys cahirinus (spiny mouse), is a murid rodent whose precocial infants possess functional motor and sensory capabilities within hours of birth7,8.
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PORTER, R., ETSCORN, F. Olfactory imprinting resulting from brief exposure in Acomys cahirinus. Nature 250, 732–733 (1974). https://doi.org/10.1038/250732a0
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DOI: https://doi.org/10.1038/250732a0
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