Individual contributions to babysitting in a cooperative mongoose, Suricata suricatta.
T H Clutton-Brock, P N Brotherton, M J O'Riain, A S Griffin, D Gaynor, L Sharpe, R Kansky, M B Manser, and G M McIlrath
Proc Biol Sci. 2000 February 7; 267(1440): 301–305. PMCID: PMC1690529