按分类组织的知识库词条。搜索或浏览以了解更多。
分类: Ornamental Fish→Marine Fish→Rays
A huge graceful filter-feeding ray with wing-like fins, gliding through open ocean, harmless.
A flat bottom-dwelling ray with a venomous spine on its tail, buried in sand or mud.
A ray capable of generating electric shocks to stun prey and deter predators.
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