Original: Konrad Zacharias Lorenz (November 7, 1903 in Vienna - February 27, 1989 in Altenberg, Vienna) was an Austrian zoologist, ethologist, and ornithologist.
Simplified: Konrad Zacharias Lorenz (Vienna, 7 November 1903 - Vienna, 27 February 1989) was an Austrian zoologist, naturalist, ornithologist and Nobel Prize winner.