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Difference between oviparous and viviparous characteristic

Oviparous (ova – egg)

Viviparous  (vivus – alive)

Egg laying animals

Live-bearing animals

Oviparous animals lays egg

Viviparous animals give birth to young ones

Development of embryo takes outside the mother’s body inside the egg

Whole embryo development takes place inside mother’s body

Examples: birds, snake and lizards

Examples: all mammals except duck-billed platypus

 

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