Bioaccumulation
The build up of toxic materials in a food chain
Biomass
The organic material from plants and animals
Carnivore
Meat-eating organism
Competition
The struggle for shared, limited resources necessary for survival, such as food, water, mates or space
Consumer
Organisms that eat other animals or plants to obtain food
Herbivore
Plant-eating organism
Interdependence
Organisms depending on each other in order to survive
Invasive
Non-native species that cause, or likely to cause, harm to the environment, economy, or human health
Omnivore
Meat and plant eating organism
Producer
Organisms, such as plants, that make their own food through photosynthesis