在南极边的威德尔海，一只水螅水母伸展它的冷光触须。
A hydromedusa spreads its luminescent tentacles in the Weddell Sea near Antarctica.
大亚湾海域水螅水母类，其动物地理区划属印度-西太平洋区印-马亚区。
The fauna of Hydromedusae in Daya Bay belong to Indo-Malayan Subregion of Indo-West-Pacific Region.
共记录到水母类4 1种，其中水螅水母35种，钵水母4种，栉水母2种。主要以近岸低盐类型为主，高盐种类少并且出现时间短。
There were totally 41 species, among which were 35 species of Hydrozoa, 4 species of Scyphomedusae and 2 species of Ctenophore, respectively.
在合适的季节，水螅种群产生大量水母—不朽的轮回。
During the right season, the new colony will produce several new jellyfish - and so the rise of the immortal begins.
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.
以世代交替为特色的腔肠动物；通常群居的水螅阶段先于水母阶段；水螅和水母。
Coelenterates typically having alternation of generations; hydroid phase is usually colonial giving rise to the medusoid phase by budding: hydras and jellyfishes.
与蝴蝶不同灯塔水母受伤或条件艰苦时，会“退化”，保持在不成熟的水螅态直到条件好转。
But unlike butterflies, if Turritopsis get wounded or if times get tough, they can morph backwards, reverting to their immature polyp form until conditions improve.
与蝴蝶不同灯塔水母受伤或条件艰苦时，会“退化”，保持在不成熟的水螅态直到条件好转。
But unlike butterflies, if Turritopsis get wounded or if times get tough, they can morph backwards, reverting to their immature polyp form until conditions improve.
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