Symbiotic Relationships

Symbiosis

A one-sided relationship where one of the organism benefits greatly and the other is not helped nor harmed or damaged.

Both the bee and flower benefit.

One organism benefits from the relationship at the expense of the other.

Living together, close relationship between two species.

A close, long-lasting relationship where both parties benefit.

Barnacles on a whale; barnacles benefit while the whale is not affected.

In mutualism, both species benefit; in parasitism, one benefits at the expense of the other.

A tick feeding on a dog.

Pollinators, like bees, help plants reproduce while getting food from the flowers.