Body TemperatureTemperatureBody Temperature RegulationIdeal Body WeightCold TemperatureHot TemperatureSkin TemperatureBody WeightHypothermiaThermometersFeverBody Mass IndexObesityEnergy MetabolismHibernationTelemetryBody CompositionShiveringThermographyEatingTime FactorsCircadian RhythmSciuridaeThinnessAdipose TissueLeptinOrgan SizeThermogenesisSweatingBlood GlucoseThermometryHumidityHeat Stress DisordersReference ValuesMice, KnockoutHypothermia, InducedSeasonsHeatingMice, Inbred C57BLAntipyreticsOverweightHomeostasis