This graph shows the relationship of BMR per kilogram of body mass to the total body mass of various mammals. Compare the metabolic rates per kilogram of a rat and a harvest mouse. Use this informatio

This graph shows the relationship of BMR per kilogram of body mass to the total body mass of various mammals. Compare the metabolic rates per kilogram of a rat and a harvest mouse. Use this information to compare the amount of food and oxygen each rodent would be expected to take in per unit of body mass. Explain your answer in terms of body mass and metabolic rate.