Zoologist who hosted the long running television series Mutual of Omaha's Wild Kingdom from 1963 to 1985.
He dropped out of college to be a laborer at Saint Louis Zoological Park and later became a curator at the Buffalo Zoological Park.
He worked as the director of both the Buffalo Zoological Park and Lincoln Park Zoo in Chicago.
He was married to Elise More from 1934 until 1953. He then married Carol Perkins in 1960 until 1986.
He was a zoologist just like Georges Cuvier.