•  
     
     
    Ecosytems:
     
    organism 
    individual
    population
    community
    environment
    ecosystem
    food chain
    food web
    producer
    consumer
    herbivore
    carnivore
    omnivore
    decomposer
    predator
    prey
    increase
    decrease
    abiotic
    biotic
    climate
    camoflauge
    instinct
    migration
    hibernation
    endangered
    extinct