[70th anniversary of Konrad Lorenz].
D000818:Animals; D001519:Behavior; D001522:Behavior, Animal; D005010:Ethology; D005060:Europe; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D010684:Philosophy; D011587:Psychology, Comparative / Q000266:history
Konrad Lorenz 70 Jahre.