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1. Egg-laying; depositing eggs that develop and hatch outside the body as a reproductive strategy. (

2. Producing eggs that develop and hatch outside the maternal body; also : involving the production of such eggs. (

3. Animals that lay eggs, with little or no other embryonic development within the mother. This is the reproductive method of most fish, amphibians, reptiles, all birds, the monotremes, and most insects, some molluscs and arachnids. (

Word origin: From Latin oviparus, from ovum “egg” + stem of parere “to bring forth.”

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