Heinrich Grzimek was a prominent German zoologist and conservationist, born on March 8, 1909. He is best known for his work in wildlife conservation and his efforts to protect endangered species. Grzimek played a significant role in establishing the Frankfurt Zoo and was instrumental in promoting wildlife documentaries, particularly through the series "Ein Platz für Tiere." Grzimek's most notable achievement was his advocacy for the Serengeti National Park in Tanzania, where he highlighted the importance of preserving natural habitats. His book, "Serengeti Shall Not Die," won an Academy Award for Best Documentary Feature in 1959, further raising awareness about wildlife conservation.