| A | B |
| unique niche | an organism's role in an ecosystem based on how it gets food |
| consumers | animals that eat other ORGANISMS |
| herbivores | animals that eat only PLANTS |
| carnivores | animals that eat only other ANIMALS |
| omnivores | animals that eat BOTH plants AND animals |
| predators | animals that HUNT other animals for food |
| prey | animals that are HUNTED by predators |
| decomposers | organisms that feed on dead plants and animals, as well as animal wastes |
| food chain | the path of ENERGY from the SUN to a PLANT to an ANIMAL to another animal |
| food web | a GROUP of overlapping food chains |
| scavengers | animals that eat dead animals |
| carnivoros | animales que comen otros animales |
| cadena alimenticia | flujo de energía del sol hacia las plantas y los animales |
| consumidores | animales que comen otros organismos |
| herbívoros | animales que solamente comen plantas |
| omnívoros | animales que comen plantas y animales |
| red alimentícia | grupo de cadenas alimenticias entrelazadas |
| depredadores | animales que cazan otros animales para alimentarse |
| presa | animal que cazan los depredadores |
| descomponedores | organismos que se alimentan de plantas y animales muertos |
| nicho único | función de un organismo en un ecosistema |
| carroñeros | animales que comen animales ya muertos |