What can a mammal produce by shivering?\nOptions:\n- (A) energy\n- (B) motion\n- (C) food\n- (D) warmth\n- (E) cells\n- (F) fur\n- (G) light\n- (H) matter OK. Let's think hard:
User
Mammals can also generate little bursts of heat by shivering. Basically, heat is energy. Mammals can generate little bursts of energy by shivering.
So, the final answer is (A).
Assistant