Task: Question Answering
Input (English): Process:  -An animal eats a lot of food to fatten up -The animal finds or builds a suitable place to hibernate where they can stay warm and protected -The animal moves into their den -Their heart rate and breathing slow down to conserve energy -They emerge from the den when the weather is warming up again.
 Question: What is the effect of the liver is very efficient on an animal does not eat a lot of food.?
Output (English): none