Habitat
Endangered species
National Park
Organism
Extinction
Environment
Ecosystem
Climate
A species whose numbers are so small that the species is at risk of extinction
Organisms interacting with their physical environment
The state of being no longer in existence
The type of environment in which an organism normally lives
The surroundings or conditions in which a person, animal, or plant lives or operates.
The weather in some location averaged over a period of time
A tract of land declared by the national government to be public property
A living thing that can act or function independently