Violet D'Mello had just posed for a photograph with one of the hand-reared animals in an enclosure when the ordeal happened.
She played dead to try to stop being attacked by cheetahs Mark and Monty and said the incident had turned her month-long holiday - to celebrate her 60th birthday - into a "nightmare".
Mrs D'Mello and her husband Archie, 64, were in a petting area with a guide when, she said, one of the cheetahs grabbed an eight-year-old girl who was there with her family.
The child was left with cuts on her legs, and then the cheetah appeared to run after her seven-year-old brother, she added.
Mrs D'Mello, from Aberdeen, told the Port Elizabeth Herald newspaper: "They weren't being vicious. You could tell they (the cheetahs) were just excited, but it became serious very quickly."
Then, as she tried to protect the boy, she said "something jumped me from behind". The cheetah knocked her to the ground and attacked her. Read More