2.Fall:continue to eat high quality food in order to deposit fat for the winter 3.Winter:reduce their activity,grow a winter coat of hair,and lower their metabolism; use the reserves of fat to survive the cold winter 4.Spring:become active again2. Fall: continue to eat high quality food in order to deposit fat for the winter 3. Winter: reduce their activity, grow a winter coat of hair, and lower their metabolism; use the reserves of fat to survive the cold winter 4. Spring: become active again