energy budget

• metabolismCellular nutrient conversion
• caloriesMeasures of food energy
• expenditureMoney paid out
• reservesResources held back
• deficitAmount still owed

surplus · balance · allocation · consumption · thermoregulation · ATP · fatigue · rationing · depletion · conservation · ecosystem · photosynthesis · intake · output · homeostasis · respiration · joules · biomass

• energyelectricity, power, oil, fuel, gas
• energy metricspower consumption, wattage, kilowatt hours, power rating, energy output
• life historyreproductive strategy, parental care, fecundity, litter size, lifespan
• meteorologyweather, rain, wind, snow, clouds
• food websfood web, food chain, food chains, producer, consumer
• Ecophysiologythermoregulation, osmoregulation, metabolic rate, heat exchange, gas exchange