Evidence of Allomaternal Nursing across One-Male Units in the Yunnan Snub-Nosed Monkey (Rhinopithecus Bieti) Ren, Baoping ; Li, Dayong ; Garber, Paul A. ; Li, Ming Abstract Publication: PLoS ONE Pub Date: January 2012 DOI: 10.1371/journal.pone.0030041 Bibcode: 2012PLoSO...730041R