During winter,certain endotherms (e.g.,woodchucks and chipmunks)go into __________ which involves slowing of metabolic,heart,and respiratory rates.

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Hibernation is a state of inactive metabolic and physiological activity characterized by a reduced body temperature, heart rate, and respiratory rate. Woodchucks and chipmunks are known to enter hibernation during winter months. Winter sleep and daily torpor are also states of decreased activity, but they are not typically observed in these animals. Aestivation is a state of inactivity during hot, dry periods, and apnea is a temporary cessation of breathing.

During Winter,certain Endotherms (E