Symbiotic Relationships

A close interaction between two different species that can benefit one or both organisms.

Mutualism, Commensalism, and Parasitism.

A type of symbiotic relationship where both organisms benefit from the interaction.

A type of symbiotic relationship where one organism benefits and the other is neither helped nor harmed.

A type of symbiotic relationship where one organism benefits at the expense of the other, which is harmed.

Bees pollinating flowers; both the bees get food and the flowers get pollinated.

Barnacles attaching to whales; barnacles benefit by getting a place to live, while whales are unaffected.

Ticks feeding on the blood of mammals; ticks benefit while the host is harmed.

One organism is harmed while the other benefits.

Yucca moths pollinate yucca flowers and lay their eggs in them, benefiting both species.