Hábitats – Clip

Sunfish have parasites living on their skin. To stay healthy, they swim to the surface where seagulls help by eating the parasites, benefiting both the sunfish and the seagulls.

What role do parasites play in the ocean ecosystem?

• They clean the ocean floor.

• They produce oxygen for marine life.

• They provide food for larger fish.

• They live on the skin of larger organisms.

Why do sunfish swim to the surface?

• To escape predators.

• To get rid of parasites.

• To find food.

• To lay eggs.

How do seagulls benefit from their interaction with sunfish?

• They learn to swim.

• They find a mate.

• They receive a tasty meal.

• They get a place to rest.

What is the main benefit for sunfish in their relationship with seagulls?

• They learn to fly.

• They stay healthy by removing parasites.

• They find new habitats.

• They become faster swimmers.

What type of relationship is described between sunfish and seagulls?

• Competitive

• Predatory

• Mutualistic

• Parasitic