1. Clownfish and sea anemones have a symbiotic relationship.
小丑鱼和海葵之间存在共生关系。
2. Bees and flowers have a symbiotic relationship.
蜜蜂和花朵之间有共生关系。
3. Some birds have a symbiotic relationship with plants.
某些鸟类与植物之间存在共生关系。
4. Symbiotic relationships are very important for ecosystems.
共生关系对生态系统非常重要。
5. Symbiotic relationships can be mutualistic or parasitic.
共生关系可以是互利的或寄生的。