William T. Hornaday
From Wikipedia:
William Temple Hornaday, Sc.D. was an American zoologist, conservationist, taxidermist, and author. He served as the first director of the New York Zoological Park, known today as the Bronx Zoo, and he was a pioneer in the early wildlife conservation movement in the United States.
“The wild things of this earth are not ours to do with as we please. They have been given to us in trust, and we must account for them to the generation which will come after us and audit our accounts.”
William T. Hornaday