What is the nationality of the naturalist who founded The Endangered Wolf Center ?
Endangered Wolf Center:  The Center was founded in 1971 by renowned naturalist Marlin Perkins and his wife Carol, who saw that wolves around the world were in danger of becoming extinct. Marlin Perkins: Richard Marlin Perkins (March 28, 1905 – June 14, 1986) was an American zoologist best known as a host of the television program "Mutual of Omaha's Wild Kingdom" from 1963 to 1985.
American