I believe that Calpurnia finds the food on the back porch.
Tussock moths obtain energy by cellular resporation by the oxidation of food they consume. The food they consume is oxidised to synthesize special type of phosphate which is then stored as energy. The energy is utilised by their cells whenever needed.
With regards to gender differences in coping strategies, male is to female as fight or flight is to TEND AND BEFRIEND. Men and women have different strategies in coping with stress; men usually exhibit the fight or flight tendency while women exhibit the tend and befriend tendency.
The atmosphere is a mixture because it contain many types of gases , liquids and solids.
The unit of measurement in an ecological footprint is the global hectare.