Mara the Lioness are quite convinced that we did the right thing in opposing her release and that for many years to come in Whipsnade Park she will be well-fed, contented and ... safe."" (Irene Grindlay, 1966) It is not known how long Mara resided at Whipsnade Park. The life span of a lion in the wild is approximately 12 years, while those in captivity have been known to live for more than 20. If Mara was fortunate she would have died in the mid to late seventies. Mara the Lioness Mara the Lioness is an animal actor who appeared as Elsa in
Jack H. Adamson by the New York Times. In 1974, Adamson and Folland published a biography of Sir Henry Vane the Younger, early governor of Massachusetts and central figure in the English Revolution. The book received nomination for the National Book Award. Jack H. Adamson Jack Hale Adamson (1918–1975) was a literary scholar, biographer, teacher, and university administrator. The son of prominent Idaho statesman William Lennox Adamson, Adamson was born in 1918 in Salt Lake City, Utah, and lived in the small town of Carey, Idaho. Born and raised in the Church of Jesus Christ of Latter-day Saints, he served a church mission