Tooth loss, survival, and resource use in wild ring-tailed lemurs (Lemur catta): implications for inferring conspecific care in fossil hominids.
Cuozzo FP, Sauther ML. Tooth loss, survival, and resource use in wild ring-tailed lemurs (Lemur catta): implications for inferring conspecific care in fossil hominids. J Hum Evol. 2004 May; 46(5):623-31.