live-bearing fish

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Fish in which the fertilized eggs are retained initially within the body of the female, but are subsequently released as newly hatched larvae (e.g. some Scorpaenidae) or born as free-swimming postlarvae in which the yolk has been fully utilized and the yolk sac has disappeared (e.g. some sharks, and Poeciliidae).

Subjects: Zoology and Animal Sciences.

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