Answer:
The given blank can be filled with that the bear overeats and stores food as fat.
Step-by-step explanation:
Hibernation refers to the phenomenon in which an animal sleeps throughout the winters. During this time, the temperature of the body drops in order to match the temperature present outside, and the rate of breathing and heart rate gets slow down.
The animals like bear hibernate as a mechanism to get amend with the surroundings. They do this to thrive in extreme cold weather conditions. They hibernate in order to get rid of cold and lack source of food conditions.
In order to get ready for hibernation, the animals will eat more in general during winters and stores the excess amount of fat. At the time of hibernation, the animals use this additional fat to live off and at the same time to not lose any muscle.