Heinrich Dathe , zoo director in Germany Born 1910-11-07 in Germany dead 1991-01-07 in Germany . Dathe was a German zoologist best known for being the director of the Berlin Zoo where he helped in popularizing animal Conservation and worked on the successful captive breeding of a range of animals including numerous Species of birds. He received the national prize of the GDR in 1965. A school in Berlin is named after him.