homeothermy


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homeothermy

 [ho´me-o-ther″me]
the maintenance of a constant body temperature despite changes in the environmental temperature. adj., adj homeother´mal, homeother´mic.

homeothermy

/ho·meo·ther·my/ (ho´me-o-ther″me) the maintenance of a constant body temperature despite changes in the environmental temperature.homeother´mic
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Increases in late season survival of broods could have been due to development of homeothermy and mobility among ptarmigan young or to more favorable climatic conditions during the latter part of the exposure period (Aulie 1976, Steen and Unander 1985).
Ultimately, ambient temperature may reach a lower limit at which expenditure of foraging effort per prey item is not economical because of lack of available prey to meet metabolic requirements for homeothermy.
This situation may be especially important if ducklings require increased energy to maintain homeothermy during cool, wet periods.