Energy

• The arrow shows the flow of energy

  
• Producer = grass

  Primary consumer = rabbit

  Secondary consumer = fox

  Tertiary consumer = eagle
• Efficiency/% lost = energy in later stage

  ————————————-

  Energy in earlier stage
• Energy is lost along the food chain:

  • Respiration (heat)
  • Excretion
  • Movement
  • Not all of the animals eaten (bones)