During cold periods, marmots enter a state of torpor which alters their lower critical body temperature. in comparison to the body temperature of a bear during its long winter sleep, the temperature of the marmot drops and the duration of the torpor is the bears period of sleep.

The answer is A. much more; much shorter than

Torpor is a short sleep that aims to conserve energy of the animal. In torpor state, the animal will have much lower temperature because the metabolic rate is decreased. Hibernation basically a multiple and longer torpor. The animal will be easier to wake in torpor than hibernation.

Is this a question? i'm confused

The moths will eventually become extinct