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How do organisms get energy? Getting Energy • Food chain – a sequence of connected producers and consumers • Producer – an organism that makes its own food • Consumer – an organism that eats other organisms What’s the difference? • Herbivore – an animal that eats only plants (rabbits) • Carnivore- meat-eating animal (lion) • Omnivore- a consumer that eats both plants and animals • Scavengers- eat the remains of dead animals (vultures) • Decomposers- consumers, usually bacteria and fungi that break down plant and animal wastes and return the nutrients to the soil • Primary consumer- only eats plants • Secondary consumer- eat primary consumers Food Web • Food web – is a group of connected food chains in an ecosystem – Most organisms eat more than one type of food Energy Pyramid • Energy pyramidshows that energy is lost at each level of the food chain. ROAR *Images provided by Google and AltaVista