Phenotypic flexibility of energetics in acclimated Siberian hamsters has a narrower scope in winter than in summer.

Abstract excerpt

As photoperiod shortens with the approach of winter, small mammals should reduce their energy expenditure to survive periods of food limitation. However, within seasons, animals should balance their energy budgets as abiotic conditions change, sometimes unpredictably; cold spells should increase heat production, while warm spells should do the opposite. Therefore, we addressed specific questions about the...

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