Body TemperatureHot TemperatureTemperatureHeat-Shock ProteinsCold TemperatureBody Temperature RegulationSkin TemperatureHypothermiaThermometersFeverThermographyHibernationShiveringTelemetryCircadian RhythmHumiditySeasonsSciuridaeTime FactorsHeatingHeat Stress DisordersSweatingThermometryTransition TemperatureHypothermia, InducedThermodynamicsThermosensingThermogenesisHydrogen-Ion ConcentrationWaterImmersionAntipyreticsKineticsClimateThermoreceptorsRectumCold ClimateInfrared RaysPyrogensHeat StrokeAdaptation, PhysiologicalIncubators, InfantThermal ConductivityCalorimetry, Differential ScanningHyperthermia, InducedFreezingEnergy MetabolismMotor ActivityPreoptic AreaHypothalamusEnvironment, ControlledOxygen ConsumptionClothingHeart RateBasal MetabolismMutationCarbon DioxideMolecular Sequence DataBehavior, AnimalRewarmingStress, PhysiologicalLightRespirationAirSleepEnvironmentClimate ChangeN-Methyl-3,4-methylenedioxyamphetamineEatingEscherichia coliInjections, IntraventricularLizardsEnzyme StabilityModels, BiologicalCold-Shock ResponseMytilusHeat-Shock ResponseAdipose Tissue, BrownCerebral VentriclesPhotoperiodWater Loss, InsensibleWakefulnessEar CanalAnalysis of VarianceComb and WattlesBeluga WhaleSpecies SpecificityDimensional Measurement AccuracyAlligators and CrocodilesGlobal WarmingTympanic MembraneEcosystemBody WeightProtein DenaturationCattleSodium ChloridePhase TransitionBathsWeatherGreenhouse Effect