Meet My Monkey BabiesAudrey Ricci raises black-capped Capuchin monkeys like children in Winter Garden, Fla.

SISTER ACT

Lacey, then 1, gets to know her little sis. Trained Capuchins can actually assist humans in ways similar to dogs, performing easy motor tasks for physically-challenged owners, like Marine Cpl. Tim Jeffers, whom PEOPLE profiled in February.