A relationship between organisms of 2 different species where at least 1 of the organisms benefit

Interaction between organisms or species in which both the organisms or species are harmed due to limited water, food, mates, etc.

In this picture, the zebra is the?

In this picture, the bird is the?

What are the three symbiotic relationships?

What is commensalism?

the relationship between two living organisms in which both organisms benefit

When one organism benefits and one is harmed

Silverfish live and hunt with army ants. They share the prey. They neither help nor harm the ants.

A tick and a dog have this type of relationship.

Barnacles create home sites by attaching themselves to whales. This relationship neither harms nor benefits the whales

Honey guide birds alert and direct badgers to bee hives. The badgers then expose the hives and feed on the honey first. Next the honey guide birds eat. Both species benefit.

Oxpeckers feed on the ticks found on a rhinoceros. The oxpeckers get a meal and the rhinoceros is helped by the removal of the ticks.

As bison walk through grass, insects become active and are seen and eaten by cowbirds. The relationship neither harms nor benefits the bison.

How many relationship levels are there?

Which one is not a relationship level?

Which is the correct order?