六、两种基本形态 — 水螅型(hydroid type)和水母型(medusa type) 大多数腔肠动物具有水螅型和水母型两种基本形态,而它们又往往出现在同 一种的生活史中,成为两个不同的世代:水螅型世代(无性...
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这两个纲的许多种类都有水母型和水螅型的世代交替。
The two key link in many types of jellyfish are generational-type and Hydra type.
人们几乎看不见它。它的身型十分微小,可以穿过阻挡水母的网,进入人多的游泳区域。
It is virtually impossible to see and is tiny enough to pass through nets meant to keep jellyfish away from popular swimming spots.
箱型水母能在亚洲和澳大利亚的水域里发现。
Jelly box can be found in the waters around Asia and Australia.
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