Communal Nursing in Mice: Influence of Multiple Mothers on the Growth of the Young

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Science  13 Jun 1969:
Vol. 164, Issue 3885, pp. 1309-1310
DOI: 10.1126/science.164.3885.1309


Female mice will combine their litters into a communal nest. The young raised in a communal nest show faster rates of growth during the first 20 days than young raised by single females, even when the ratio of mothers to young is the same.