Description: (American Zoologist and Geneticist Who Was One of the First Scientists to Study the Behaviour of Individual Microorganisms)
Herbert Spencer Jennings, a distinguished American zoologist, geneticist, and eugenicist, made substantial advancements in the study of animal behavior. His notable work "Behavior of the Lower Organisms," published in 1906, emphasized the link between physical and chemical stimuli and involuntary reactions in lower animal forms. Jennings' groundbreaking research significantly contributed to the understanding of behavioral science, solidifying his position as a prominent figure in the fields of zoology and genetics.