Licking Rates in Infant Albino Rats

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Science  15 Dec 1961:
Vol. 134, Issue 3494, pp. 1980-1981
DOI: 10.1126/science.134.3494.1980


Two groups of neonatal rats raised from birth without the opportunity to drink, and tested at different age levels, exhibited the same general characteristics of licking rate that adult rats do. This suggests that licking in the rat is organized on a genetic-maturational basis