Ecology: Section 3; Interactions Among Living Things
A process in which a characteristic that makes an individual better suited to its environment may eventually become common in that species.
the behaviors and physical characteristics that allow organisms to live successfully in their environments.
The role of an organism in its habitat, or how it makes its living.
the struggle between organisms to survive as they attempt to use the same limited resource.
An interaction between species in which one species, the predator, eats the other, the prey
An animal that naturally preys on others
Animal hunted or caught for food
A close relationship between two species that benefits at least one of the species.
A relationship between two species in which both species benefit
A relationship between two organisms in which one organism benefits and the other is unaffected
A relationship between two species in which one species, the parasite, benefits from the other species, the host, which is harmed
An organism on which a parasite lives.
An organism that lives on or in a host and causes harm to the host