The diet of a Golden Lion Tamarin conists of fruit, nectar, flowers, exudates and animal prey ranging from insects to reptiles.  They move around quadurpedally.  Their social structure is variable from multi-male to multi-female.  Males are dominant to females.  No allomothering of infants is seems until the infants are at least one to three weeks old.  Golden Lion Tamarins have multiple mount matings.  Males and females of this species engage in scent marking, and these animals sleep in the holes of trees.