An Eye Surgeon, Dr. Chris Heichel, Who Has Performed Eye Surgery On Thousands Of Humans, But Not On Any Other Primate Type, Has For The First Time Successfully Performed Cataract Surgery On A 3-Yr-Old Gorilla Called Leslie. Cataracts Are Common With Aging, But Leslie Got Hers From An Injury.
Steady-handed doctor performs first eye operation on gorilla – BBC NewsDr Chris Heichel had operated on thousands of humans, but never any other type of primate.