A little Spider monkey Estela and her mother Sunshine failed to bond after she was born in January, forcing zoo keepers to step in and care for her to ensure her survival. The baby spider monkey which is native to Central America, is currently receiving six feeds of formula a day and is now slowly being introduced to solid foods. Read more here.

William West/ AFP - Getty Images

A baby Spider Monkey named Estela plays with her grandmother Sonya at Melbourne Zoo on May 6, 2011.

William West / AFP - Getty Images

A baby Spider Monkey named Estela plays with Primate Supervisor Jess McKelson (R) at Melbourne Zoo on May 6, 2011.