ST. LOUIS, MO (KTVI) – A long time resident of the St. Louis Zoo has died. “Robert B.” a 23-year-old Sumatran orangutan died from complications associated with a respiratory infection. He had been treated for a similar condition back in 2011.
Robert B would have celebrated his 24th birthday on July 29th. The median life expectancy of Sumatran orangutans is 28.2 years.
The Zoo still has four other orangutans. Merah and her daughters Ginger and Rubih, and male Cinta can be found in either the Zoo’s indoor habitat in Jungle of the Apes or in their outdoor habitat at Fragile Forest.