nonparasitic

The bacteria also benefit from this mutual, nonparasitic relationship.

All nonparasitic protozoans are basic organisms in the animal food chain and pyramid of numbers.

Several other worms may be free-living, or nonparasitic.

The general life cycle of nonparasitic Megachilidae generally is:

Among his discoveries was that nonparasitic amoeba can fatally infect the brains of humans.

Planarian, any of several free-living (nonparasitic) worms.

Eelworm Eelworm, a common name for a free-living (that is, nonparasitic) or plant-parasitic roundworm.

Among the nonparasitic and nonsocial Aculeata, larvae are fed with captured prey (typically alive and paralyzed) or may be fed pollen and nectar.

Bodo saltans, also published as Pleuromonas jaculans, is a free-living nonparasitic species of kinetoplastid flagellate protozoan that is distinguished by the organism's feeding upon bacteria.

This is a nonparasitic plant that grows on other plants, or even nonliving objects such as fences or rocks, but depends upon the underlying structure only for support and not food.

In women over 50 years old, the most common cause of iron-deficiency anemia is chronic gastrointestinal bleeding from nonparasitic causes, such as gastric ulcers, duodenal ulcers or gastrointestinal cancer.

This nonparasitic form of elephantiasis is known as "nonfilarial elephantiasis" or "podoconiosis", and areas of high prevalence have been documented in Uganda, Tanzania, Kenya, Rwanda, Burundi, Sudan, Egypt and Ethiopia.