Lars von Haartman
Baron Lars Arvid Axel von Haartman (24 March 1919 – 28 October 1998) was a Finnish ornithologist, artist, poet and writer who came from a noble family of Swedish descent. He was best known for examining the population dynamics of birds through a long-term study of the pied flycatcher. He served as a professor of zoology at the University of Helsinki from 1968 to 1984.