In scyphozoan jellyfish, the free-swimming medusa form is the dominant stage, with the sessile polyp form found only during larval development.
自游泳的水见于各海洋,包括常见的沿海岸线漂流的盘形动物(如甲壳动物)。
In scyphozoan jellyfish, the free-swimming medusa form is the dominant stage, with the sessile polyp form found only during larval development.
自游泳的水见于各海洋,包括常见的沿海岸线漂流的盘形动物(如甲壳动物)。
In the adult, or medusa stage of a jellyfish, they can reproduce sexually by releasing sperm and eggs into the water, forming a planula.
在海蜇成体或水体阶段,它们通过将精子和卵于释放到水中形成浮浪幼体而进行有性繁殖。
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