MIDAlpha TitleTitleYearColor/BWRunning TimeFormatsAbstractTopics
2397REGULATING BODY TEMPERATURE (SECOND EDITION)REGULATING BODY TEMPERATURE (SECOND EDITION)1972color21 min16mm Vertebrates maintain a stable body temperature despite considerable surrounding temperature changes. Examples drawn from nature hint at the wide variety of physical, physiological and behavioral mechanisms animals use to adjust to heat or cold. An unusual experiment demonstrates that the hypothalamus is the seat of the body's temperature control center, a center so sensitive that it allows body temperature to fluctuate less than two degrees centigrade.