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Born on November 7, 1903, Konrad Lorenz was an eminent Austrian zoologist, ethologist, and ornithologist. He pioneered the study of animal behavior, particularly focusing on innate behavior patterns, social interactions, and communication within animal species. Lorenz's groundbreaking research and insights laid the foundation for modern ethology and earned him the Nobel Prize in Physiology or Medicine in 1973, shared with Nikolaas Tinbergen and Karl von Frisch.