Textbook of Environmental Physiology

13-lined ground squirrel Acad acclimation acclimatization activity adaptations air temperature Alaska alpine altitude ambient temperature Amer animals arctic arctic ground squirrels arterial bats behavior Biol biological Biometeorology birds blood body temperature breathing brown fat camel carbon dioxide changes circadian rhythm climate clock cooling cycle desert diver diving dogs Ecology effects environment environmental Eskimo evaporation example experiments exposed factors feet Figure glands hamster heart rate heat production hemoglobin hibernation high altitude homeothermic human hypothalamus hypothermia hypoxia increase insulation laboratory light mammals marmot measurements ment metabolic rate mice minutes mouse nitrogen norepinephrine normal oxygen oxygen consumption perature period photoperiod Physiol physiological population pressure Proc radiation rectal temperature respiration respiratory response rodents sea level seal shivering skin temperature species studied subjects sweat Temp temperature regulation Thermoregulation tion tissue tolerate tundra ture warm whales white rat winter York