Updated 5:52 p.m.
Carol Perkins, a conservationist and humanitarian and the widow of famed zoologist Marlin Perkins, has died.
The Saint Louis Zoo says Carol Perkins died Saturday at her home in Clayton, Mo. She was 95 and had been in declining health.
Marlin Perkins was the director of the Saint Louis Zoo who gained international fame after becoming host of television's "Mutual of Omaha's Wild Kingdom" in 1962. The program aired for 26 years until his death in 1986.