... vasoconstriction, respiratory responses, shivering thermogenesis, etc.; reviewed by Blix, 2016 ). Arctic Heterothermy Heat loss rate Peripheral temperature Seasonal acclimatization Thermoregulation Summary: The Svalbard ptarmigan, much like low-latitude birds but unlike sympatric homeotherms...

.... * Author for correspondence ( [email protected] ) 6 6 2011 28 3 2012 © 2012. 2012 seasonal acclimatization phenotypic plasticity daily energy expenditure field metabolic rate sustained metabolic rate metabolic ceiling summit metabolism muscle oxidative capacity avian life...

...-acclimated crucian carp in both seasons. In contrast, the kinetics of isometric contraction was not modified either by seasonal acclimatization or by thermal acclimation within a given season: the temperature dependence of time to peak force (TPT) and time to half-relaxation ( T 1 / 2 R) was independent...

... buffering lactate dehydrogenase Chrysemys picta seasonal acclimatization Because of the importance of pH to the charge-state and consequently the function of several metabolic proteins, acid-base balance has been studied extensively in freshwater turtles ( Reeves, 1977 ). Extracellular...

..., Boston, MA 02115, USA. 26 06 1986 © 1986 The Company of Biologists Ltd. 1986 deer mice fur properties heat loss metabolic heat production Peromyscus seasonal acclimatization skin temperature thermal radiation thermoregulation A general model of heat transfer based...